The only way to learn mathematics is to do mathematics.
The speed of learning determines the speed of growth in the digital economy.
Though love seems the fastest of all growths, it is really the slowest. No man or woman knows what perfect love is, until they have been married a quarter of a century.
在科学中最令人兴奋的短语,预示着新发现的,不是“我找到了!”而是“这有点奇怪……”