You just once young but may be immature indefinitely.

I don't try to predict the future. I just try to buy stocks that are cheap relative to their value.

The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.

债券市场是经济健康的最终指标。

I’m sure the universe is full of intelligent life. It’s just been too intelligent to come here.

我们应该向国际领先者学习，同时发展自己的道路。