Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.

The way in which men produce their means of subsistence depends first of all on the nature of the actual means they find in existence and have to reproduce.

意识服务于有机体有效与世界互动的需求。

 智慧之光如太阳照耀着智力。

阅读和解释遗传密码的能力彻底改变了我们对医学和遗传学的方法。

好人不需要法律告知他们负起责任，恶人总是绕法律边缘而行。