Always demand a deadline. A deadline weeds out the extraneous and the ordinary. It prevents you from trying to make it perfect， so you have to make it different. Different is better.
The most important thing in mathematics is to have a good intuition.
在数学中，就像在生活中一样，最优雅的解决方案往往来自于对问题的深刻理解。
The older I get， the more wisdom I find in the ancient rule of taking first things first—a process which often reduces the most complex human problem to a manageable proportion.
