领先的秘诀就是开始行动。
想要制服洋人的祸患，必先熟悉洋人的国情。
在科学中，我们必须对事物感兴趣，而不是对人。
When you’re young, you presume there’ll be many people with whom you’ll connect with. Later in life, you realize it only happens a few times.
As to the gods, I do not know whether they exist or not, nor what they are like in form; for there are many things that hinder sure knowledge, the obscurity of the matter and the shortness of human life.
Integrity is the foundation of trust, and trust is the foundation of success.