Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.

Each success only buys an admission ticket to a more difficult problem.

For any young democracy, the most difficult but important step is burying the legacy of tyranny and establishing an economy and a government and institutions that abide by the rule of law. Every country faces challenges to the rule of law, including my own.

What we have found in this country, and maybe we’re more aware of it now, is one problem that we’ve had, even in the best of times, and that is the people who are sleeping on the grates, the homeless, you might say, by choice.

My folks ain’t graduated from high school or nothing like that, so we always had to struggle in the family – and I come from a big family.

Teachers can change lives with just the right mix of chalk and challenges.

In terms of mathematics textbooks, why can’t you have the scale of a national market? Right now, we have a Texas textbook that’s different from a California textbook that’s different from a Massachusetts textbook. That’s very expensive.

I was sure I’d set the world on fire, and it was hard for a young feller like me to realize the truth – that I hadn’t set the world on fire, and I was totally unprepared to handle the consequences if ‚The Big Trail‘ had been a success and launched me as a star.

Adversity is sometimes hard upon a man; but for one man who can stand prosperity, there are a hundred that will stand adversity.

He that wrestles with us strengthens our nerves and sharpens our skill. Our antagonist is our helper.

O God, we praise Thee for keeping us till this day, and for the full assurance that Thou wilt never let us go.

Nothing is so discouraging to an actor than to have to work for long hours upon hours in brightly lighted interior sets.

I fear that many a man’s good resolutions only need the ordinary fire of daily life to make them melt away. So, too, with fine professions and the boastings of perfection which abound in this age of shams.

There were several possible solutions of the difficulty of classical electrodynamics, any one of which might serve as a good starting point to the solution of the difficulties of quantum electrodynamics.

Character is formed in the stormy billows of the world.

Difficulties are things that show a person what they are.

So many objections may be made to everything, that nothing can overcome them but the necessity of doing something.

Losing is not an option in Kolkata. It’s not easy, a lot of players even quit.

If it doesn’t work out there will never be any doubt that the pleasure was worth all the pain.

In a lot of ways, success is much harder than I thought it would be. I figured that you’d get here and then everything would be happily ever after. But, it’s hard work, almost harder once you’re successful because you’ve got to maintain it.

I don’t think I could think of a single thing that’s more isolating than being famous.

About the time we can make the ends meet, somebody moves the ends.

I’m extremely willful to win, and I respond to challenges. Scoring titles and stuff like that… it sounds, well, I don’t care how it sounds – to me, scoring comes easy. It’s not a challenge to me to win the scoring title, because I know I can.

Permanence, perseverance and persistence in spite of all obstacles, discouragements, and impossibilities: It is this, that in all things distinguishes the strong soul from the weak.

I think every entertainer’s had nights when things go wrong. I mean you can’t remember everything all the time, and especially if you’re having hard times personally, things going on that you – you know, and then people make it worse. And that makes you feel worse.

No one that encounters prosperity does not also encounter danger.

We all knew this. We all knew that it would take more time than any of us want to dig ourselves out of this hole created by this economic crisis.

Anytime someone tells me that I can’t do something, I want to do it more.

It’s never paid to bet against America. We come through things, but its not always a smooth ride.

I think Clinton, after getting into office and into Washington, was shocked at being bludgeoned. So he spent time trying to be all things to all people – one way guaranteed not to be successful or respected in a lion’s den. You can’t just play around with all those big cats – you’ve got to take somebody on.

When I was writing ‚Kitchen Confidential,‘ I was in my 40s, I had never paid rent on time, I was 10 years behind on my taxes, I had never owned my own furniture or a car.

A pessimist is one who makes difficulties of his opportunities and an optimist is one who makes opportunities of his difficulties.

I remember they used to tell me, they said, ‚Khaled, you can’t get a Rolls-Royce; you need to get one of them small ones.‘ So I went and bought a Phantom.

I nearly failed when Virgin was in its infancy; I nearly failed in the early 1980s, and, of course, I have nearly died more than once trying to achieve a world record for boating or ballooning. But through a combination of luck and planning, both Virgin and I are still here.

There are horrible people who, instead of solving a problem, tangle it up and make it harder to solve for anyone who wants to deal with it. Whoever does not know how to hit the nail on the head should be asked not to hit it at all.

Ironically, parenting is a shame and judgment minefield precisely because most of us are wading through uncertainty and self-doubt when it comes to raising our children.

In my school, the brightest boys did math and physics, the less bright did physics and chemistry, and the least bright did biology. I wanted to do math and physics, but my father made me do chemistry because he thought there would be no jobs for mathematicians.

There is no doubt that life is given us, not to be enjoyed, but to be overcome; to be got over.

Infinites, when considered absolutely without any restriction or limitation, are neither equal nor unequal, nor have any certain proportion one to another, and therefore, the principle that all infinites are equal is a precarious one.

I was asked to act when I couldn’t act. I was asked to sing ‚Funny Face‘ when I couldn’t sing, and dance with Fred Astaire when I couldn’t dance – and do all kinds of things I wasn’t prepared for. Then I tried like mad to cope with it.

A revolution is not a bed of roses.

It sure is hell to be president.

You have to be smart. The easy days are over.

I’m not a good storm-outer… because I forget stuff.

Nothing will ever be attempted if all possible objections must first be overcome.

I myself have been on my own and utterly independent since I graduated. I haven’t belonged to any company or any system. It isn’t easy to live like this in Japan.

A lot has happened over the years. And while this nation has been tested by war, and it’s been tested by recession and all manner of challenges – I stand before you again tonight, after almost two terms as your president, to tell you I am more optimistic about the future of America than ever before.

It doesn’t matter if the water is cold or warm if you’re going to have to wade through it anyway.

I am often asked if, when I was secretary, I had problems with foreign men. That is not who I had problems with, because I arrived in a very large plane that said United States of America. I had more problems with the men in our own government.

I wish everyone well, but you need to focus on yourself. You need to stop putting your hand out. Everyone wants hand outs. Everyone wants things for free. You’ve got to put in the work. You’ve got to grind. You’ve got go through the struggle, and you’ve got to get it.

If you look at my life, generally, I’ve been put in situations which were difficult and which I conquered.

Nowadays, manners are easy and life is hard.

If my edge is dull, my sword is dull, and I don’t want to fight another guy whose sword is dull. If you’ve got two steel swords going back and forth hitting each other, what’s gonna happen? Both of them are going to get sharper. Everybody that’s in the industry has lost their edge.

No untroubled day has ever dawned for me.

In this world filled with challenges, we do need help from time to time. Religion, eternal truth, and our missionaries are vital parts of that help.

What interests me in life is curiosity, challenges, the good fight with its victories and defeats.

The problems of victory are more agreeable than those of defeat, but they are no less difficult.

There ought to be an artistic depot where the artist need only hand in his artwork in order to receive what he asks for. As things are, one must be half a business man, and how can one understand – good heavens! – that’s what I really call troublesome.

Being beautiful is not so fun when you’re in a business with all men.

By prevailing over all obstacles and distractions, one may unfailingly arrive at his chosen goal or destination.

You’ll never find a better sparring partner than adversity.