If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.

You can get help from teachers, but you are going to have to learn a lot by yourself, sitting alone in a room.

The one exclusive sign of thorough knowledge is the power of teaching.

Most of us end up with no more than five or six people who remember us. Teachers have thousands of people who remember them for the rest of their lives.

There are two kinds of teachers: the kind that fill you with so much quail shot that you can't move, and the kind that just gives you a little prod behind and you jump to the skies.