Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot. -- Eric S. Raymond

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

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

Normality is the route to nowhere. -- Ridderstrale & Nordstorm, Funky Business

A charlatan makes obscure what is clear; a thinker makes clear what is obscure. -- Hugh Kingsmill

It’s a problem if the design doesn’t let you add features at a later date. If you have to redo a program, the hours you spend can cause you to lose your competitive edge. A flexible program demonstrates the difference between a good designer and someone who is just getting a piece of code out. -- Gary Kildall (inventor of CP/M, one of the first OS for the micro).

I didn’t fail the test. I just found 100 ways to do it wrong. –Benjamin Franklin

In order to succeed, your desire for success should be greater than your fear of failure. –Bill Cosby

People rarely succeed unless they have fun in what they are doing. ~Dale Carnegie

You miss 100% of the shots you don’t take. –Wayne Gretzky