State is the root of all evil. In particular functions with side effects should be avoided. -- OO Sucks (bluetail.com)

Every man prefers belief to the exercise of judgment. -- Seneca

Since programmers create programs out of nothing, imagination is our only limitation. Thus, in the world of programming, the hero is the one who has great vision. Paul Graham is one of our contemporary heroes. He has the ability to embrace the vision, and to express it plainly. His works are my favorites, especially the ones describing language design. He explains secrets of programming, languages, and human nature that can only be learned from the hacker experience. This book shows you his great vision, and tells you the truth about the nature of hacking. -- Yukihiro "Matz" Matsumoto, creator of Ruby

A little learning is a dangerous thing. -- Alexander Pope

It’s hard to grasp abstractions if you don’t understand what they’re abstracting away from. -- Nathan Weizenbaum

Understanding why C++ is the way it is helps a programmer use it well. A deep understanding of a tool is essential for an expert craftsman. -- Bjarne Stroustrap

Do one thing every day that scares you. ~Anonymous

If you look at what you have in life, you'll always have more. If you look at what you don't have in life, you'll never have enough. –Oprah Winfrey

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

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