Wisdom

"The fact that a believer is happier than a skeptic is no more to the point than the fact that a drunken man is happier than a sober one. The happiness of credulity is a cheap and dangerous quality." - George Bernard Shaw

"The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubt." - Bertrand Russell

"I contend we are both atheists, I just believe in one fewer god than you do. When you understand why you dismiss all the other possible gods, you will understand why I dismiss yours." - Stephen Roberts

"We all come from humble beginnings: a pair of cells nestled in slime. I take pride in the fact that I've made something multicellular of myself. And of course death can't be conquered… but oh, the battle can be glorious." - PZ Myers

"Let us think the unthinkable, let us do the undoable, let us prepare to grapple with the ineffable itself, and see if we may not eff it after all." - Douglas Adams

"The mind is not a vessel to be filled, but a fire to be kindled." - Plutarch

"Human history can be viewed as a slowly dawning awareness that we are members of a larger group." - Carl Sagan