Measure everything you can about the product, and you'll start seeing patterns. -- Max Levchin, PayPal founder, Talk at StartupSchool2007

Don't worry about what anybody else is going to do. The best way to predict the future is to invent it. -- Alan Kay

I think it is wise, and only honest, to warn you that my goal is immodest. It is not my purpose to "transfer knowledge" to you that, subsequently, you can forget again. My purpose is no less than to effectuate in each of you a noticeable, irreversable change. I want you to gain, for the rest of your lives, the insight that beautiful proofs are not "found" by trial anf error but are the result of a consciously applied design discipline. I want you to raise your quality standards. I mean, if 10 years from now, when you are doing something quick and dirty, you suddenly visualize that I am looking over your shoulders and say to yourself "Dijkstra would not have liked this", well, that would be enough immortality for me. -- E. W. Dijkstra

Any sufficiently advanced technology is undistinguishable from magic. -- Arthur C. Clarke

We are the sum of our behaviours; excellence therefore is not an act but a habit. -- Aristotle.

Je n'ai fait celle-ci plus longue que parce que je n'ai pas eu le loisir de la faire plus courte. (I have made this letter so long only because I did not have the leisure to make it shorter.) -- Blaise Pascal (Lettres Provinciales)

It’s not the years in your life that count. It’s the life in your years. –Abraham Lincoln

15.Life is 10% what happens to me and 90% of how I react to it. –Charles Swindoll

The only way to do great work is to love what you do. –Steve Jobs

The best time to plant a tree was 20 years ago. The second best time is now. –Chinese Proverb