The only way to learn mathematics is to do mathematics.
学习数学的唯一方法就是做数学。
"The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty."
在投资中,舒适的东西很少是有利可图的。
坚持与固执之间的区别在于一个源自坚强的意志,另一个源自坚强的拒绝。