Being rational is a moral Imperative. You should never be stupider than you need to be.

If you always tell people why, they'll understand it better, they'll consider it more important, and they'll be more likely to comply.

The harder you work, the more confidence you get. But you may be working hard on something that is false.

In my whole life, I have known no wise people (over a broad subject matter area) who didn't read all the time - none, zero. You'd be amazed at how much Warren reads - at how much I read. My children laugh at me. They think I'm a book with a couple of legs sticking out.

It’s waiting that helps you as an investor, and a lot of people just can’t stand to wait. If you didn’t get the deferred-gratification gene, you’ve got to work very hard to overcome that.

Fixable but unfixed bad performance is bad character and tends to create more of itself, causing more damage to the excuse giver with each tolerated instance.

Even in pure mathematics they can't remove all paradox, and the rest of us should also recognize we are going to have to endure a lot of paradox, like it or not.