There is no such thing as a happy ending.
成功不是终点,失败也不是致命的,重要的是继续前进的勇气。
不要靠馈赠去获得朋友,你必须奉献你诚挚的爱,学会怎样用正当的方法来赢得别人的心。
The laws of physics are not just rules, they are the language of the universe.