你不是通过遵循规则学会走路的。你是通过实践和跌倒学会的。
You don't learn to walk by following rules. You learn by doing, and by falling over.
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
学习数学的唯一方法就是做数学。
"To be Irish is to know that in the end the world will break your heart."