我们用数学来理解市场，而不是预测市场。
We use mathematics to understand the markets, not to predict them.
The artist must embrace chaos.
A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.
"Science is about asking the right questions and being persistent in finding the answers."
Even a foolish person can still be right about most things. Most conventional wisdom is true.