Life is a song, dance to it.

We are all walking around with an evolutionary user's manual in our heads, but most people don't realize it.

Libraries were full of ideas—perhaps the most dangerous and powerful of all weapons.

最好的想法来自倾听，而不仅仅是说话。

"Sometimes I think that the only thing that connects us to the past is the present. Without the present, the past would be lost forever."

The only person you should try to be better than is the person you were yesterday.

科学是个美妙的东西——如果无须靠它维生的话。