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

Simplicity means the achievement of maximum effect with minimum means. -- Dr. Koichi Kawana

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

I think the root of your mistake is saying that macros don't scale to larger groups. The real truth is that macros don't scale to stupider groups. -- Paul Graham, on the Lightweight Languages mailing list.

Programming is the art of figuring out what you want so precisely that even a machine can do it. -- Some guy who isn't famous

The programmer must seek both perfection of part and adequacy of collection. -- Alan J. Perlis

It is not what you do for your children, but what you have taught them to do for themselves, that will make them successful human beings. –Ann Landers

I attribute my success to this: I never gave or took any excuse. –Florence Nightingale

In my experience, there is only one motivation, and that is desire. No reasons or principle contain it or stand against it. ~Jane Smiley

The two most important days in your life are the day you are born and the day you find out why. –Mark Twain