The way to do great science is to stay away from subjects that are overpopulated, and go to the frontiers.

The luckiest thing that ever happened to me was that my father didn't believe in God, and so he had no hang-ups about souls.

Ever since we achieved a breakthrough in the area of recombinant DNA in 1973, left-wing nuts and environmental kooks have been screaming that we will create some kind of Frankenstein bug or Andromeda Strain that will destroy us all.

There is no firm reason to anticipate that the intellectual capacities of peoples geographically separated in their evolution should prove to have evolved identically. Our wanting to reserve equal powers of reason as some universal heritage of humanity will not be enough to make it so.

Nothing new that is really interesting comes without collaboration

The pace of discovery is going unbelievably fast.

Do things as soon as you can. If a decision needs to be made, make it. It gives you more time to change your mind.