Just as you can't become a marathon runner by watching marathons on TV, likewise for science, you have to go through the thought processes of doing science and not just watch your instructor do it.

I thought I was a good teacher until I discovered my students were just memorizing information rather than learning to understand the material.

Lecture is the transfer of the notes of the lecturer to the notes of the student without passing through either.

The real hallmark of learning is transferring what you’ve learned into new contexts.

You can forget facts but you cannot forget understanding.

Order is the key to all problems.

The universe holds enough happiness and success for everyone.

I was raised to be some kind of artist.

You must learn to translate wisdom and strong feelings into labor.

I also know that there have been many times in our history when the proximity of an election has induced exactly the kind of leadership and consensus-building that produce progress in our democracy.

Manners require showing consideration of all human beings, not just the ones to whom one is close.

A rolling stone gathers no moss, but it gains a certain polish.

The masses are in reality their own leaders, dialectically creating their own development process.

Intellectual modesty is humility as to what I know; intellectual humility is modesty as to what I do not know

I don't believe in compromise, I believe there is a goal we are trying to reach.