仁德之人将天地万物视为一个整体。
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
A mathematician's work is never done; there are always new questions to ask and new mysteries to solve.
We look at the world once, in childhood. The rest is memory.
历史对我不错,因为都是我写的。
这就是如此奇怪的事情,人们不会相信真正真实的东西,就在他们眼前的东西。