我们读的书和我们交的朋友一样重要。

一本好书是一个永远不会让你失望的朋友。

过度捕捞是对后代的犯罪。

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

科学的美丽在于它能够解释无法解释的事物。