How do I know what I think until I hear what I say?
Human beings... are far too prone to generalize from one instance. The technical word for this, interestingly enough, is superstition.
There is no scientific study more vital to man than the study of his own brain. Our entire view of the universe depends on it.
It is essential to understand our brains in some detail if we are to assess correctly our place in this vast and complicated universe we see all around us.
The dangerous man is the one who has only one idea, because then he’ll fight and die for it.
A good scientist values criticism almost higher than friendship: no, in science criticism is the height and measure of friendship.
There is no form of prose more difficult to understand and more tedious to read than the average scientific paper.
The balance of evidence both from the cell-free system and from the study of mutation, suggests that this does not occur at random, and that triplets coding the same amino acid may well be rather similar.
Avoid the temptation to work so hard that there is no time left for serious thinking.
A theory should not attempt to explain all the facts, because some of the facts are wrong.
If revealed religions have revealed anything it is that they are usually wrong.