故不尽知用兵之害者,则不能尽知用兵之利也。
翻译:所以不完全了解用兵的危害,就不能完全了解用兵的好处。
"The best way to find out if you can trust somebody is to trust them."
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
如果不给儿童提供帮助,如果忽视他的环境,那他的精神生命将会处于持续的危险之中。