"The past is always with us, but it doesn't have to define our future."

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.

Computers don't introduce order anywhere as much as they expose opportunities.

To study ancient DNA is to converse with the dead.

生活中重要的不是你遭遇了什么，而是你记住了什么以及如何记住它。

The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.