"Students today are a pretty solemn lot. One of the really notable achievements of the twentieth century has been to make the young old before their time"
"Neurotics complain of their illness, but they make the most of it, and when it comes to talking it away from them they will defend it like a lioness her young"
"In thinking about nanotechnology today, what's most important is understanding where it leads, what nanotechnology will look like after we reach the assembler breakthrough"