All things excellent are as difficult as they are rare.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

The most tyrannical of governments are those which make crimes of opinions, for everyone has an inalienable right to his thoughts.

If you want the present to be different from the past, study the past.

No matter how thin you slice it, there will always be two sides.

Reason connot defeat emotion, an emotion can only be displaced or overcome by a stronger emotion.

Nothing in nature is by chance... Something appears to be chance only because of our lack of knowledge.

The more clearly you understand yourself and your emotions, the more you become a lover of what is.

Men believe themselves to be free, simply because they are conscious of their actions, and unconscious of the causes whereby those actions are determined.

The world would be happier if men had the same capacity to be silent that they have to speak.

The highest endeavor of the mind, and the highest virtue, it to understand things by intuition.

The hardest thing for a sane person to do is not care what anyone thinks, although everyone swears by it, hence our glorification of insanity.

I have set my mind to make sure I am prepared to accept success, whatever the trials ahead, whatever the work required.

Like depression, loneliness arises from unhappiness creating thoughts feeding into the insula, deepening the negative spiral of thoughts and feelings.

It's not personal, it's strictly business

Nothing I have ever written has been admired as much as the announcement of my death.

I've never sold my company or products.

Never work before breakfast; if you have to work before breakfast, eat your breakfast first.

Before I look stupid and not know what a word means or how to pronounce it, I'll stop the whole production, "Hey, real quick, guys. Define this word for me. Somebody."

It is always a tense moment for an author to see how someone hasillustrated his or her story, because the author has lived for so long with these characters, sometimes for years.