成功投资的关键是将你支付的价格与你获得的价值联系起来。
The key to successful investing is to relate the price you pay to the value you get.
I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.
最好的学习方法就是实践。
The market is a reflection of the collective decisions of all participants.