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

A person won't retain proficiency at a task unless he or she has at one time learned to perform that task very rapidly. Learning research demonstrates that the skills of people who become accurate but not fast deteriorate much sooner than the skills of people who become both accurate and fast. -- Philip Greenspun

Whenever you find yourself on the side of the majority, it is time to pause and reflect. -- Mark Twain

The job of a leader today is not to create followers. It’s to create more leaders. -- Ralph Nader

It's no trick for talented people to be interesting, but it's a gift to be interested. We want an organization filled with interested people. -- Randy S. Nelson (dean of Pixar University)

Programmers are in a race with the Universe to create bigger and better idiot-proof programs, while the Universe is trying to create bigger and better idiots. So far the Universe is winning. -- Rich Cook

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

Dream big and dare to fail. –Norman Vaughan

When I was 5 years old, my mother always told me that happiness was the key to life. When I went to school, they asked me what I wanted to be when I grew up. I wrote down ‘happy’. They told me I didn’t understand the assignment, and I told them they didn’t understand life. –John Lennon

Whenever you find yourself on the side of the majority, it is time to pause and reflect. ~Mark Twain