Happiness is holding someone in your arms and knowing you hold the whole world.
"I'm like a kid. I never think about the consequences."
数学家是能在定理间找到类比的人;更好的数学家能在理论间看到类比;而最优秀的数学家能注意到类比之间的类比。
The most dangerous phrase in aquaculture is: "This is how we've always done it."