It does not do to leave a live dragon out of your calculations, if you live near him.

I believe time wounds all heels.

True knowledge exists in knowing that you know nothing.

Knowledge is power.

It is better to keep your mouth closed and let people think you are a fool than to open it and remove all doubt.

When a distinguished but elderly scientist states that something is possible, he is almost certainly right. When he states that something is impossible, he is very probably wrong.

One today is worth two tomorrows.

Many that live deserve death. And some that die deserve life. Can you give it to them? Then do not be too eager to deal out death in judgement. For even the very wise cannot see all ends.

As you get older, time speeds up but life slows down.

Life is a succession of lessons which must be lived to be understood. All is riddle, and the key to a riddle is another riddle.

It is not the man who has too little, but the man who craves more, that is poor.

No country can act wisely simultaneously in every part of the globe at every moment of time.

Wisdom allows nothing to be good that will not be so forever; no man to be happy but he that needs no other happiness than what he has within himself; no man to be great or powerful that is not master of himself.

It is difficult to free fools from the chains they revere.

Questions are never indiscreet, answers sometimes are.

The fox has many tricks. The hedgehog has but one. But that is the best of all.

I never expect to see a perfect work from an imperfect man.

It is not titles that honor men, but men that honor titles.

The wisdom of the wise and the experience of the ages are perpetuated by quotations.

Concentrate your energies, your thoughts and your capital. The wise man puts all his eggs in one basket and watches the basket.

Truth is the most valuable thing we have. Let us economize it.

Twice and thrice over, as they say, good is it to repeat and review what is good.

Youth cannot know how age thinks and feels. But old men are guilty if they forget what it was to be young.

Sometimes the first duty of intelligent men is the restatement of the obvious.

Employ your time in improving yourself by other men’s writings, so that you shall gain easily what others have labored hard for.

The natural desire of good men is knowledge.

And I love that even in the toughest moments, when we’re all sweating it – when we’re worried that the bill won’t pass, and it seems like all is lost – Barack never lets himself get distracted by the chatter and the noise. Just like his grandmother, he just keeps getting up and moving forward… with patience and wisdom, and courage and grace.

If you young fellows were wise, the devil couldn’t do anything to you, but since you aren’t wise, you need us who are old.

Bad news isn’t wine. It doesn’t improve with age.

We have to live today by what truth we can get today and be ready tomorrow to call it falsehood.

Speak the truth, do not yield to anger; give, if thou art asked for little; by these three steps thou wilt go near the gods.

The more that you read, the more things you will know. The more that you learn, the more places you’ll go.

As I grow older, I pay less attention to what men say. I just watch what they do.

Wise kings generally have wise counselors; and he must be a wise man himself who is capable of distinguishing one.

Kisses are a better fate than wisdom.

The noblest pleasure is the joy of understanding.

A minute of thought is greater than an hour of talk.

Life’s tragedy is that we get old too soon and wise too late.

I’m sure I’ve changed my mind about something. Inevitably, when we grow up – as we get more experience and wiser. Well, I’ve changed my mind about some food that I didn’t like when I was young.

Truth is the beginning of every good to the gods, and of every good to man.

Regrets are the natural property of grey hairs.

If you are out to describe the truth, leave elegance to the tailor.

Consistency is the last refuge of the unimaginative.

Error is acceptable as long as we are young; but one must not drag it along into old age.

The art of being a slave is to rule one’s master.

Fantasy is uni-age. You can start it in the creche, and it follows you to death.

The foolish man conceives the idea of ‚self.‘ The wise man sees there is no ground on which to build the idea of ‚self;‘ thus, he has a right conception of the world and well concludes that all compounds amassed by sorrow will be dissolved again, but the truth will remain.

Without stirring abroad, One can know the whole world; Without looking out of the window One can see the way of heaven. The further one goes The less one knows.

Words may show a man’s wit but actions his meaning.

It ain’t those parts of the Bible that I can’t understand that bother me, it is the parts that I do understand.

You’re dead if you aim only for kids. Adults are only kids grown up, anyway.

Three o’clock is always too late or too early for anything you want to do.

Always the beautiful answer who asks a more beautiful question.

Experience teaches only the teachable.

The arrogance of age must submit to be taught by youth.

One can survive everything, nowadays, except death, and live down everything except a good reputation.

Lord keep us all from sin. Teach us how to walk circumspectly; enable us to guard our minds against error of doctrine, our hearts against wrong feelings, and our lives against evil actions.

The only source of knowledge is experience.

Wise leaders generally have wise counselors because it takes a wise person themselves to distinguish them.

The gift of fantasy has meant more to me than my talent for absorbing positive knowledge.

The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.