一个好的数学问题的定义是它产生的数学,而不是问题本身。
Quality is more important than quantity.One home run is much better than two doubles.
The pursuit of happiness is not selfish—it’s essential for a meaningful life.
I don’t want to be famous; I want to be good at what I do.
The urgent is a tyrant. The important should be your king. Down with the tyranny of the urgent