当我看着这个世界时，我是悲观的，但当我看着人们时，我是乐观的。
When I look at the world I'm pessimistic, but when I look at people I am optimistic.
An intelligent investing is value investing, acquiring more than you are paying for.
Success comes from a combination of hard work, perseverance, and a bit of luck.
The beauty of mathematics lies in its ability to describe the universe in the most abstract terms.