“There is nothing worse than aggressive stupidity.”

What a torment it is to see so much loveliness passing and repassing before us, and yet not dare to lay hold of it!

Is this the destiny of man? Is he only happy before he has acquired his reason or after he has lost it?

Instruction does much, but encouragement everything.

Few people have the imagination for reality.

There is nothing more frightful than ignorance in action.

In the colorful reflection we have what is life.

Leap and the net will appear.

We are never deceived; we deceive ourselves.

Everything transitory is but an image.

Remember to live.

We all of us live upon the past, and through the past we are destroyed.

One never goes so far as when one doesn’t know where one is going.

There is nothing more dreadful than imagination without taste.

A word spoken is a terrible thing when it suddenly utters what the heart has long allowed.

On top of the world, or in the depths of despair.

One can stand anything except a succession of ordinary days.

Never underestimate the power of stupid people in large groups.

Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity.

Some people find fault like there is a reward for it.

Half the world is composed of people who have something to say and can’t, and the other half who have nothing to say and keep on saying it.

My trouble was I had a mind but I couldn’t make it up!

Men who think that a woman’s past love affairs lessen her love for them are usually stupid and weak.

Only the wisest and stupidest of men never change.

The only way to comprehend what mathematicians mean by Infinity is to contemplate the extent of human stupidity.