The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.
Science is not just about finding answers, but also about asking the right questions.
The individual investor should act consistently as an investor and not as a speculator.
做伟大工作的唯一途径就是热爱你所做的事。
The greatest wisdom is to recognize one's own ignorance.