Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.
The road to success is always under construction.
Be brave enough to be bad at something new.
自守形式的研究是数学思想深度的反映。
每一个挑战都是学习和成长的机会。
It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.
The only limit to our realization of tomorrow is our doubts of today.