Once you know who you are and to whom you are linked, you will know what to do

It is impossible for a man to learn what he thinks he already knows.

Any person capable of angering you becomes your master.

Don't be concerned with other people's impressions of you. They are dazzled and deluded by appearances. Stick with your purpose. This alone will strengthen your will and give your life coherence.

There is only one way to happiness and that is to cease worrying about things which are beyond the power of our will.

When you are offended at any man's fault, turn to yourself and study your own failings. Then you will forget your anger.

I have to die. If it is now, well then I die now; if later, then now I will take my lunch, since the hour for lunch has arrived - and dying I will tend to later.

From this instant on, vow to stop disappointing yourself. Separate yourself from the mob. Decide to be extraordinary and do what you need to do -- now.

Keep your attention focused entirely on what is truly your own concern, and be clear that what belongs to others is their business and none of yours.

Don't explain your philosophy. Embody it.

If someone speaks badly of you, do not defend yourself against the accusations, but reply; "you obviously don't know about my other vices, otherwise you would have mentioned these as well

The secret to humor is surprise.

Who knew hitting my head and passing out would be so much fun?

Any failure we could suffer throughout our lives, will turn into little successes if we take the right path, keep walking.

The professor counsels against retrospective history, assuming that particular pieces contributed to an outcome.

The vision one holds of one's life is so limited, reduced in scope to a moment, so that each person can make choices only within that narrowed reality.

If you avoid conflict to keep the peace, you start a war inside yourself.

Yeah, baby! I didn't get to keep the pink baby doll outfit, but I wish I did because people are always telling me I should wear it.

Modern science has as its object as little pain as possible, as long a life as possible - hence a sort of eternal blessedness, but of a very limited kind in comparison with the promises of religion.

Keep your eye on the main event.

In Texas, we have the death penalty, and we use it. That's right. If you come to Texas and kill somebody, we will kill you back.