完美面包的秘诀？时间和关注。

The choices you make in your 20s will shape your life for decades to come.

As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.

The beauty of physics lies in its ability to explain the complex with the simple.

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.

The best scientists are those who remain humble in the face of nature's complexity.