Knowing what he is capable of, you have every right to be afraid.
既然你知道他的能力如何,你的担心是完全可以理解的。
John Dewey has said in all seriousness that the part played by custom in shaping the behaviour of the individual,as against any way in which he can affect traditional custom,
风俗在形成个人行为方面所起的作用和一个对风俗的任何影响相比,