水果种植要尊重自然规律，科技只是辅助手段。

互联网的未来是生态化的时代。

布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为几个可观察的变量。

Pride relates more to our opinion of ourselves, vanity to what we would have others think of us.

I cannot choose the best。 The best chooses me。