You must take personal responsibility. You cannot change the circumstances, the seasons, or the wind, but you can change yourself.
这本书的前提是,识别别人的错误比识别自己的错误更容易。
The world is full of magic things, patiently waiting for our senses to grow sharper.
让中国人吃饱饭是我们这代科学家的使命。
函数是一种对应规则,通过它当给定任何东西(作为参数)时,可以获得另一个东西(该参数的函数值)。