Learn to distinguish what you can and can't control. Within our control are our own opinions, aspirations, desires and the things that repel us. They are directly subject to our influence.

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

I think they're being cheap with their lives, that's why. So they seem ravenous for the worst thoughts I can have.

Development is a voluntary process. You need a positive decision to make the right steps, but it starts with introspection.

When you don’t know what you believe, everything becomes an argument. Everything is debatable. But when you stand for something, decisions are obvious.

I'll give you an idea of what kind of a guy he was. St. Francis would have punched him in the mouth.

As you get older you start to see these events and leaders, and movements of the pendulum swinging back.

I would sooner pluck one single brand from the burning than explain all mysteries.

If you don't read, I don't know how to communicate with you...I can never express who I am in my own words as powerfully as my books can.

Design is a form of competitive advantage. People tend to think of design as good art, good visual language, which it absolutely has to be. But it's also about the ability to do systems thinking.

Riding is a complicated joy. You learn something each time. It is never quite the same, and you never know it all.

Today's possibilities are not tomorrows guarantees.