When I walk along with two others, they may serve me as my teachers.

Reviewing what you have learned and learning anew, you are fit to be a teacher.

Learning without thought is labor lost; thought without learning is perilous.

You cannot open a book without learning something.

I shall always be grateful for this curious love of history, allowing me to spend a lifetime looking back into the past, allowing me to learn from these large figures about the struggle for meaning for life.

I look back upon graduate school as being a very happy period in my life. The chance to be thoroughly immersed in physics and to be surrounded by friends pursuing similar goals was a marvelous experience.

There is something really horrific for any human being who feels he is being consumed by other people. I'm talking about a writer's critics, who don't address what you've written, but want to probe into your existence and magnify the trivia of your life without any sense of humor, without any sense of context.

I made the choice long ago to write about real life. And life is both serious and funny.