Top three:
"I love mankind, it's people I can't stand." - L. van Pelt
"There is no problem so big or so complicated that it won't go away if ignored long enough." - C. Brown
"“I am free, no matter what rules surround me. If I find them tolerable, I tolerate them; if I find them too obnoxious, I break them. I am free because I know that I alone am morally responsible for everything I do.” - R. Heinlein.
Honorable mention:
"Fast, cheap, good - pick two." Anon.
