The investor's chief problem - and even his worst enemy - is likely to be himself.

Every frame counts, every second matters.

无字书用通用语言说话。

教育是你可以用来改变世界的最有力武器。

美好的人生是由爱所激励，由知识所引导的。

安全不是优先事项，而是价值观。优先事项会变，价值观不会。