Finding new ways to hurt each other is what we're good at.

Jason Gideon / Plain Sight / Criminal Minds

What we do for ourselves dies with us. What we do for others and the world remains and is immortal.

Albert Pine

Before you embark on a journey of revenge, dig two graves.

Confucius

In my humble opinion there's nothing humble about my opinion.

Stephen Colbert / The Colbert Report

Our daily lives are so mundane, we get taken over by what is immediately in front of us and we don't see beyond that.

Benedict Cumberbatch

Everyone you will ever meet knows something you don't.

Bill Nye the Science Guy

Scissors cuts paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves Spock, Spock vaporizes rock, and as it always has, rock crushes scissors.

Sheldon Cooper / The Lizard-Spock Expansion / The Big Bang Theory