文化的本质在于其连续性和适应性。

The only person you should try to be better than is the person you were yesterday.

I'm not a brand, I'm a human being.

The best way to improve a program is to rewrite it.

History is not the past. It is the present. We carry our history with us.

写作是留下遗产的一种方式。

估计问题的性质不同。在这里，我们不关心检验特定的假设，而是关心估计参数的值。