A moral being is one who is capable of reflecting on his past actions and their motives.

I have a dream, and that dream is worth every sacrifice I make.

The man who speaks to you of sacrifice, speaks of slaves and masters. And intends to be the master.

The world is full of magical things patiently waiting for our wits to grow sharper.

有人居住的世界的界限是由人类知识的范围决定的。

Quality should never be compromised—every pill we produce represents a patient’s hope.

在对人类心理史的研究中，这一事实给人以深刻印象：心智的成长就是意识范围的扩展，前进的每一步都是伴随着极度痛苦和艰难的成就。几乎可以说，人们最最痛恨的就是放弃潜意识，即使所放弃的仅是极微小的一点潜意识。试图引入新观念的人对此深有体会。

你无法阻止未来，也无法倒回过去，学习秘密的唯一方法就是按下播放键。