Courage is the complement of fear. A man who is fearless cannot be courageous.(He is also a fool.)

Courage is the complement of fear. A man who is fearless cannot be courageous.(He is also a fool.)

勇气是恐惧的补充。无所畏惧的人不会有勇气。(他也是个傻瓜。)

-- Robert A. Heinlein 罗伯特·海因莱因