写作是一种不被中断的说话方式。
"Writing is a way of talking without being interrupted."
The only thing you sometimes have control over is perspective. You don't have control over your situation. But you have a choice about how you view it.
数学的美在于它如此简单却又如此强大。
我们的潜力是一回事。我们如何利用它是另一回事。