If there was less sympathy in the world there would be less trouble in the world.
要是这世上少点同情心,这世界就不会有那么多麻烦。.
好的研究在于提出正确的问题,而不仅仅是应用花哨的方法。
失败并不总是错误,它可能只是一个人在特定情况下能做到的最好。真正的错误是停止尝试。
Old age is not interesting until one gets there.