The best policies are those that last longer than a political term.
The boundaries of our knowledge are the frontiers of our curiosity.
怀疑是通向真理的第一步。
唯一比思想的力量更伟大的是心灵的勇气。
I don’t know where I’m going, but I’m on my way.
应当通过具体事物探究规律,不可先设定规律来限制事物。