A function is a rule of correspondence by which when anything is given (as argument) another thing (the value of the function for that argument) may be obtained.
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）。
【译文】做人首先要从根本上做起，有了根本，就能建立正确的人生观。孝敬父母、尊敬师长，就是做人的根本吧！”
当准备遇到机会时，成功就会到来。
I’m not here to fit in. I’m here to stand out.
I think it is possible for ordinary people to choose to be extraordinary.