幸福的秘密不在于追求更多,而在于培养享受更少的能力。
缓慢的程度与记忆的强度成正比。速度的程度与遗忘的强度成正比。
Sustainability is not just a trend, it's a responsibility we owe to future generations.
"In the middle of difficulty lies opportunity."
人类不像其它动物那样,生来具有已业已协调的动作,人必须学会协调自己的动作。
A legal system is a system of rules which are valid according to the system's own criteria of validity.