If one only wished to be happy, this could be easily accomplished; but we wish to be happier than other people, and this is always difficult, for we believe others to be happier than they are.

Profitability and environmental stewardship can—and must—go hand in hand.

释义：他强调空气密度对于物质形态的决定性作用，认为物质的形态和性质都受到空气密度的影响。

我经历过最寒冷的冬天是旧金山的夏天。

Power is not a tool, it is a relationship. It exists between people, not within them.

我不是在试图变得完美，我只是在做我自己。