To iterate is human, to recurse divine. -- L. Peter Deutsch

A tail call allows a function to return the result of another function without leaving an entry on the stack. Tail recursion is a specific case of tail calling. -- ASPN : Python Cookbook : Explicit Tail Call

So the mere constraint of staying in regular contact with us will push you to make things happen, because otherwise you'll be embarrassed to tell us that you haven't done anything new since the last time we talked. -- Paul Graham (a talk at Y Combinator, for startup creators).

Students should be evaluated on how well they can achieve the goals they strived to achieve within a realistic context. Students need to learn to do things, not know things. -- Roger Schank, Engines for Education

Einstein argued that there must be simplified explanations of nature, because God is not capricious or arbitrary. -- Frederick P. Brooks, No Sliver Bullet.

When your enemy is making a very serious mistake, don't be impolite and disturb him. -- Napoleon Bonaparte (allegedly)

You measure the size of the accomplishment by the obstacles you had to overcome to reach your goals. ~Booker T. Washington

I’ve learned that people will forget what you said, people will forget what you did, but people will never forget how you made them feel. –Maya Angelou

Only put off until tomorrow what you are willing to die having left undone. ~Pablo Picasso

The best revenge is massive success. –Frank Sinatra