Without deviation progress is not possible.

In almost every area of human endeavor, the practice improves over time. That hasn’t been the case for teaching.

Each life is made up of mistakes and learning, waiting and growing, practicing patience and being persistent.

Doubt in my tradition is something that is very helpful. Because of doubt, you can thirst more and you will get a higher kind of proof.

Any man can make mistakes, but only an idiot persists in his error.

At twelve I looked like a girl of seventeen. My body was developed and shapely. I still wore the blue dress and the blouse the orphanage provided. They made me look like an overgrown lummox.

Changing your mind is probably one of the most beautiful things people can do. And I’ve changed my mind about a lot of things over the years.

When you revolutionize education, you’re taking the very mechanism of how people be smarter and do new things, and you’re priming the pump for so many incredible things.

Dancers are always striving for perfection. A great dancer never achieves it: you always want to do another turn, a higher jump,a more difficult acrobatic jump.

Love is the answer, and you know that for sure; Love is a flower, you’ve got to let it grow.

The teacher is the one who gets the most out of the lessons, and the true teacher is the learner.

If an elderly but distinguished scientist says that something is possible, he is almost certainly right; but if he says that it is impossible, he is very probably wrong.

Critics only make you stronger. You have to look at what they are saying as feedback. Sometimes the feedback helps, and other times, it’s just noise that can be a distraction.

But now, being a parent, I go home and see my son and I forget about any mistake I ever made or the reason I’m upset. I get home and my son is smiling or he comes running to me. It has just made me grow as an individual and grow as a man.

You are the bows from which your children as living arrows are sent forth.

Once you begin to fall off the track and believe you breathe different air to everyone else, you’re doomed; you’re finished.

Well begun is half done.

The world breaks everyone, and afterward, some are strong at the broken places.

You want to play another kind of character in another genre, and it’s been something I’ve been trying to do if I can in the career so far, and it’s something I hope to continue because it’s interesting to me and you get to do different things as an actor.

The difficulties you meet will resolve themselves as you advance. Proceed, and light will dawn, and shine with increasing clearness on your path.

Even though you are on the right track – you will get run over if you just sit there.

Education forms the common mind. Just as the twig is bent, the tree’s inclined.

Feelings are more dangerous than ideas, because they aren’t susceptible to rational evaluation. They grow quietly, spreading underground, and erupt suddenly, all over the place.

A good objective of leadership is to help those who are doing poorly to do well and to help those who are doing well to do even better.

I have no faith in human perfectability. I think that human exertion will have no appreciable effect upon humanity. Man is now only more active – not more happy – nor more wise, than he was 6000 years ago.

It is only imperfection that complains of what is imperfect. The more perfect we are the more gentle and quiet we become towards the defects of others.

I’m actually starting to like more and more people who have convictions that are unpopular.

The civilized man has built a coach, but has lost the use of his feet.

You know, nothing is more important than education, because nowhere are our stakes higher; our future depends on the quality of education of our children today.

You simply have to put one foot in front of the other and keep going. Put blinders on and plow right ahead.

If it looks like a duck, and quacks like a duck, we have at least to consider the possibility that we have a small aquatic bird of the family anatidae on our hands.

I really do encourage other manufacturers to bring electric cars to market. It’s a good thing, and they need to bring it to market and keep iterating and improving and make better and better electric cars, and that’s what going to result in humanity achieving a sustainable transport future. I wish it was growing faster than it is.

Every human being is under construction from conception to death.

In the usual progress of things, the necessities of a nation in every stage of its existence will be found at least equal to its resources.

The secret of getting ahead is getting started.

We will move forward, we will move upward, and yes, we will move onward.

The task of the leader is to get his people from where they are to where they have not been.

To make headway, improve your head.

He ate and drank the precious Words, his Spirit grew robust; He knew no more that he was poor, nor that his frame was Dust.

I always say the strength of democracy lies in criticism. If there is no criticism, that means there is no democracy. And if you want to grow, you must invite criticism. And I want to grow; I want to invite criticism.

The world at large is less inequitable today than at any time in history. Number of people in abject poverty, as a percentage, is at all-time low.

I believe growth should be constant, sustained and inclusive. It’s only meaningful if these three things are there. Otherwise they’re just economic figures.

Our brand of democracy is hard. But I can promise that a year from now, when I no longer hold this office, I’ll be right there with you as a citizen – inspired by those voices of fairness and vision, of grit and good humor and kindness that have helped America travel so far.

Although God loves us unconditionally, He does get angry at sin, wickedness and evil. But He is not an angry God. God hates sin, but He loves sinners! He will never approve of sin in your life, but He always loves you and wants to work with you to make progress in living a holy life in Christ.

So never lose an opportunity of urging a practical beginning, however small, for it is wonderful how often in such matters the mustard-seed germinates and roots itself.

Don’t just eat McDonald’s, get something a bit better. Eat a salad. That’s what fashion is. It’s something that is a bit better.

Whenever I go on a ride, I’m always thinking of what’s wrong with the thing and how it can be improved.

I have learned that success is to be measured not so much by the position that one has reached in life as by the obstacles which he has had to overcome while trying to succeed.

Remember that creating a successful marriage is like farming: you have to start over again every morning.

There are grounds for cautious optimism that we may now be near the end ofthe search for the ultimate laws of nature.

We do not rejoice in victories. We rejoice when a new kind of cotton is grown and when strawberries bloom in Israel.

Being at ease with not knowing is crucial for answers to come to you.

The redwood is the glory of the Coast Range. It extends along the western slope, in a nearly continuous belt about ten miles wide, from beyond the Oregon boundary to the south of Santa Cruz, a distance of nearly four hundred miles, and in massive, sustained grandeur and closeness of growth surpasses all the other timber woods of the world.

For Africa to move forward, you’ve really got to get rid of malaria.

Each new generation born is in effect an invasion of civilization by little barbarians, who must be civilized before it is too late.

The point in history at which we stand is full of promise and danger. The world will either move forward toward unity and widely shared prosperity – or it will move apart.

I’m bad at picking heroes.

Human development thus far has been fueled and guided by the feeling that things could be, and are probably going to be, better.

A conservative is a man with two perfectly good legs who, however, has never learned how to walk forward.

All the evidence that we have indicates that it is reasonable to assume in practically every human being, and certainly in almost every newborn baby, that there is an active will toward health, an impulse towards growth, or towards the actualization.

It says nothing against the ripeness of a spirit that it has a few worms.