The definition of insanity is doing the same thing over and over again and expecting different results. -- Benjamin Franklin

Lisp programmers know the value of everything but the cost of nothing. -- Alan J. Perlis

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

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

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 person won't become proficient at something until he or she has done it many times. In other words., if you want someone to be really good at building a software system, he or she will have to have built 10 or more systems of that type. -- Philip Greenspun

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

There are two types of people who will tell you that you cannot make a difference in this world: those who are afraid to try and those who are afraid you will succeed. ~Ray Goforth

Nothing is impossible, the word itself says, “I’m possible!” –Audrey Hepburn

It’s not what you look at that matters, it’s what you see. ~Anonymous