Economic history teaches us that change is possible, but it is rarely easy.

The highest endeavor of the mind， and the highest virtue， is to understand things by intuition.

When you follow your heart or your gut, when you truly follow the things that feel right to you and the things that you love, then you can never lose.

压制意见表达的特殊罪恶在于它是在剥夺人类，无论是后代还是现存的这一代；那些与这一意见不同的人，比那些持有这一意见的人更多。