I never buy a stock unless I understand the business.

New opinions are always suspected, and usually opposed, without any other reason but because they are not already common.

如果你不前进，就是在落后。

人类心智形成和操纵符号的能力使我们区别于其他动物。

第一项任务是理解问题，第二项是找到解决方案，第三项是执行它。