对天资在中等程度以上的人，可以和他谈论高深的学问；而对于中等以下天资的人，则不可以和他谈论高深的学问。
The key to successful investing is to have a diversified portfolio.
生活在美国宪法下是人类历史上赋予的最伟大的政治特权。
真正的旅程不在于发现新的风景，而在于用新的眼光去看。
A leader's role is to see potential where others see obstacles.
Investing in cleaner coal technologies is an investment in our future.
Waste is a design flaw, not an inevitable outcome.