不修养品德，不讲习学问，听到正义不能追随，有缺点不能改正，这些都是我所忧虑的。
The sea was flat and calm, like a mirror reflecting the sky.
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
Leadership is about inspiring people to do things they never thought they could.
You can't put a limit on anything. The more you dream, the farther you get.
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.