As an artist, you keep learning. You draw out different parts of you.

Part of our job as quote-unquote 'celebrities' is that we can gather people around things that are important. I think it should be a requisite - there should be a clause in the contract that you have to give back.

Performing on Broadway is an honor and a challenge for any artist.

Everybody has their cliques, and I was very shy. I'm still very shy. Music opened up doors. I would get to my choir class, and I was sort of one of the better kids... I could read music. That's when I realized how good El Coro de San Juan was. I felt, for once, like, hey, I can fit in.

One little person, giving all of her time to peace, makes news. Many people, giving some of their time, can make history.

The normal profits of a business concern in the United States are six, eight, ten, and sometimes twelve percent. But war-time profits - ah! that is another matter - twenty, sixty, one hundred, three hundred, and even eighteen hundred per cent - the sky is the limit.

The biological task of science is to provide the fully developed human individual with as perfect a means of orientating himself as possible. No other scientific ideal can be realised, and any other must be meaningless.

Game theory is a branch of, originally, applied mathematics, used mostly in economics and political science, a little bit in biology, that gives us a mathematical taxonomy of social life, and it predicts what people are likely to do and believe others will do in cases where everyone's actions affect everyone else.