永远不要让成功冲昏头脑，也不要让失败打击心灵。

I don’t look back, I keep moving forward.

Reason is the sovereign of all.

We will now discuss in a little more detail the Struggle for Existence.  

书籍是释放我们想象力的钥匙。

The man who writes about himself and his own time is the only man who writes about all people and about all time.