We now come to the decisive step of mathematical abstraction: we forget about what the symbols stand for. ...[The mathematician] need not be idle; there are many operations which he may carry out with these symbols, without ever having to look at the things they stand for. -- Hermann Weyl, The Mathematical Way of Thinking

In order to understand what another person is saying, you must assume that it is true and try to find out what it could be true of. -- George Miller

Life moves pretty fast. If you don't stop and look around once in a while, you could miss it. -- Ferris Bueller

The important thing is not to stop questioning. -- Albert Einstein

A no uttered from the deepest conviction is better than a yes merely uttered to please or what is worse, to avoid trouble. -- Mahatma Gandhi

A guideline in the process of stepwise refinement should be the principle to decompose decisions as much as possible, to untangle aspects which are only seemingly interdependent, and to defer those decisions which concern details of representation as long as possible. -- Niklaus Wirth

Certain things catch your eye, but pursue only those that capture the heart. – Ancient Indian Proverb

We can easily forgive a child who is afraid of the dark; the real tragedy of life is when men are afraid of the light. –Plato

Life is what we make it, always has been, always will be. –Grandma Moses

14.Twenty years from now you will be more disappointed by the things that you didn’t do than by the ones you did do, so throw off the bowlines, sail away from safe harbor, catch the trade winds in your sails. Explore, Dream, Discover. –Mark Twain