数学的目标是理解我们观察到的现象背后的结构。
Life is 10% what happens to you and 90% how you react to it.
学历史,学历史。历史里藏着一切的智慧。
I've missed more than 9000 shots in my career. I've lost almost 300 games. 26 times, I've been trusted to take the game-winning shot and missed. I've failed over and over and over again in my life. And that is why I succeed.