Happiness includes chiefly the idea of satisfaction after full honest effort. No one can possibly be satisfied and no one can be happy who feels that in some paramount affairs he failed to take up the challenge of life.
幸福主要包括经过充分诚实努力后的满足。如果一个人觉得在一些重要的事情上他没有接受生活的挑战，他就不可能满足，也不可能快乐。