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

Pay attention to opportunity cost at all times. Doing one thing means not doing other things. This is a form of risk that is very easy to ignore, to your detriment. -- Marc Andreessen (http://blog.pmarca.com/)

We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil. -- Donald Knuth

Linux is only free if your time has no value. -- Jamie Zawinski

C++ is like teenage sex: Everybody is talking about it all the time, only few are really doing it. -- unknown

If you tell the truth, you don't have to remember anything. -- Mark Twain

When everything seems to be going against you, remember that the airplane takes off against the wind, not with it. –Henry Ford

Failure is the condiment that gives success its flavor. ~Truman Capote

Whenever you see a successful person you only see the public glories, never the private sacrifices to reach them. ~Vaibhav Shah

If you do what you’ve always done, you’ll get what you’ve always gotten. –Tony Robbins