If you succeed with your first dream, it helps. You know, people trust you, possibly, for the second one. They give you a chance to play out your second one.

Racists have often used pseudoscience to justify their socially damaging views; watch these films to see how science, by replacing ignorance with knowledge, can undo that damage.

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.

Biology has at least 50 more interesting years.

Already for thirty-five years he had not stopped talking and almost nothing of fundamental value had emerged.

There are many people of color who are very talented.

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.