Good policy requires both sound theory and empirical validation.
人的精神是世界上最宝贵的东西。
I love the man that can smile in trouble, that can gather strength from distress, and grow brave by reflection.
Plan your work and work your plan.
If we don't change direction, we'll end up where we're headed.
人类的进步和胜利全靠发自内在的力量。
有时候你必须先迷失自己,才能有所发现。
The market is efficient enough that most investors will not outperform it.