Yesterday is but today's memory and tomorrow is today's dream.

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

Don't take tomorrow to bed with you.

So many people have this idea: I want to achieve something great or be somebody great. And they neglect the step that leads to greatness. They don't honor this step at this moment because they have this idea of some future moment where they are going to be great.

Having a great intellect is no path to being happy.

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

There is an art, or rather a knack to flying. The knack lies in learning how to throw yourself at the ground and miss.

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

I mistrust the judgement of every man in a case in which his own wishes are concerned.

He who chooses the beginning of the road chooses the place it leads to.

Where you stand depends on where you sit.

Everything excellent is as difficult as it is rare.

Thought can be so seductive and hypnotic that it absorbs your attention totally, so you become your thoughts.

It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.

Strength does not come from physical capacity. It comes from an indomitable will.

The wound is the place where the Light enters you.

A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools.

Love one another, but make not a bond of love: Let it rather be a moving sea between the shores of your souls.

A person reveals his character by nothing so clearly as the joke he resents.

Attachment is the great fabricator of illusions; reality can be attained only by someone who is detached.

You don't become what you want, you become what you believe