You can recognize truth by its beauty and simplicity. When you get it right, it is obvious that it is right. -- Richard Feynman

Premature abstraction is an equally grevious sin as premature optimization. -- Keith Devens

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)

If something isn’t working, you need to look back and figure out what got you excited in the first place. -- David Gorman (ImThere.com)

And if you go too far up, abstraction-wise, you run out of oxygen. Sometimes smart thinkers just don't know when to stop, and they create these absurd, all-encompassing, high-level pictures of the universe that are all good and fine, but don't actually mean anything at all. -- Joel Spolsky

I find that the harder I work, the more luck I seem to have. -- Thomas Jefferson

The only person you are destined to become is the person you decide to be. –Ralph Waldo Emerson

Whether you think you can or you think you can’t, you’re right. –Henry Ford

Your time is limited, so don’t waste it living someone else’s life. –Steve Jobs

The road to success and the road to failure are almost exactly the same. ~Colin R. Davis