Don't play it safe. Resist the seductions of the cowardly values our society has come to prize so highly: comfort, convenience, security, predictability, control. These, too, are nets. Above all, resist the fear of failure. Yes, you will make mistakes. But they will be your mistakes, not someone else's. And you will survive them, and you will know yourself better for having made them, and you will be a fuller and a stronger person.

But it is not the job of truth to make us feel good. It is the job of truth to be true, and it is our job to deal with it.

Hence the vogue for double majors. It isn’t enough anymore to take a bunch of electives in addition to your primary focus, to roam freely across the academic fields, making serendipitous connections and discoveries, the way that American higher education was designed (uniquely, among the world’s systems) to allow you to do.

Don't play it safe. Resist the seductions of the cowardly values our society has come to prize so highly: comfort, convenience, security, predictability, control. These, too, are nets. Above all, resist the fear of failure. Yes, you will make mistakes. But they will be your mistakes, not someone else's. And you will survive them, and you will know yourself better for having made them, and you will be a fuller and a stronger person.

We proceed by doubt, by trial and error, by resisting the impulse to lunge after certainty.

Thinking means concentrating on one thing long enough to develop an idea about it. Not learning other people's ideas, or memorizing a body of information, however much those may sometimes be useful. Developing your own ideas. In short, thinking for yourself.

If you're oblivious to other people, chances are pretty good that you're going to hurt them.