Any piece of knowledge I acquire today has a value at this moment exactly proportional to my skill to deal with it. Tomorrow, when I know more, I recall that piece of knowledge and use it better.

I have always had the greatest respect for students. There is nothing I hate more than condescension—the attitude that they are inferior to you. I always assume they have good minds.

Any piece of knowledge I acquire today has a value at this moment exactly proportional to my skill to deal with it. Tomorrow, when I know more, I recall that piece of knowledge and use it better.

Weightless in water, swift as the wind, Subtle of purpose - a feather blown - I go with my oarsmen where they will, My beautiful body and theirs all one.

An unexamined idea, to paraphrase Socrates, is not worth having and a society whose ideas are never explored for possible error may eventually find its foundations insecure.

I love the fall. I love it because of the smells that you speak of; and also because things are dying, things that you don't have to take care of anymore, and the grass stops growing.

Wisdom before experience is only words; wisdom after experience is of no avail.