做人的气度要高旷但不可疏漏狂妄;心思要缜密但不可琐碎;趣味要淡但不可枯燥;操守要严明但不可激烈。
The balance of power is the only way to maintain peace in the international system.
Happiness is not something ready made. It comes from your own actions.
No man is useless in this world who lightens the burden of someone else.