Choose rather to be strong of soul than strong of body.

Wise men speak because they have something to say; Fools because they have to say something.

What's done can't be undone.

All that we see or seem is but a dream within a dream.

The very essence of instinct is that it's followed independently of reason.

I hear and I forget. I see and I remember. I do and I understand.

Resist much. Obey little.

Nothing fixes a thing so intensely in the memory as the wish to forget it.

To avoid criticism say nothing, do nothing, be nothing.

Our virtues and our failings are inseparable, like force and matter. When they separate, man is no more

It is not the strength, but the duration, of great sentiments that makes great men.

If you don't want to slip up tomorrow, speak the truth today.

Love make us poets, and the approach of death should make us philosophers.

The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.

Criticize the act, not the person.

When you judge another, you do not define them, you define yourself.

It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.

Knowing yourself is the beginning of all wisdom.

A mistake is always forgivable, rarely excusable and always unacceptable.

Learn from the mistakes of others. You can never live long enough to make them all yourself.

He who is slowest in making a promise is most faithful in its performance.