Actions are right in proportion as they tend to promote happiness； wrong as they tend to produce the reverse of happiness.
行动是正确的，因为它们倾向于促进幸福；错误是因为它们倾向于产生与幸福相反的结果。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
Science is not a boy's game, it's not a girl's game. It's everyone's game. It's about where we are and where we're going.