El amor es un acto de perpetuo perdón, una mirada tierna que se convierte en un hábito.
When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.
如果你不犯错,说明你解决的问题还不够难。那本身就是个大错误。
"I am not interested in the psychology of characters, but in the psychology of situations."