谄媚像九尾狐，灵巧像百舌鸟，可悲啊，使七尺之躯蒙羞。暴戾如三脚老虎，恶毒如两头蛇，可惜你的心已败坏。

自然喜欢简单。自然不是傻瓜。

That is what learning is. You suddenly understand something you've understood all your life, but in a new way.

The act of creation is an act of faith.

最重要的政治美德是节制。