学习数学的最好方法就是去做数学。

Every animal deserves humane treatment—it’s not just ethical, it’s good business.

在药品生产中，质量绝不能因为速度而妥协。

The key to successful investing is to have a long-term perspective, a disciplined approach, and a clear understanding of the market and the risks involved.

我不需要理由去相信自己。