如果你无法简单地解释它，说明你理解得还不够透彻。

Reason obeys itself; and ignorance submits to whatever is dictated to it.

The laws of physics are the language of the universe, and through them, we can begin to comprehend the vastness and complexity of all that exists.

We need to focus on the actual outcomes of policies, not just their intended effects.

The freedom then of man, and liberty of acting according to his own will, is grounded on his having reason, which is able to instruct him in that law he is to govern himself by, and make him know how far he is left to the freedom of his own will.

信心不是乐观或悲观，也不是性格属性。它是对积极结果的期待。