Don't think there are no crocodiles because the water is calm.

Don't think there are no crocodiles because the water is calm.

There is no such thing as truth.

There is no such thing as truth.

Scientific progress consists in the development of new concepts.

Scientific progress consists in the development of new concepts.

Rejoicing not in the many but in the probity of the few, we toil for truth alone.

Rejoicing not in the many but in the probity of the few, we toil for truth alone.

The theory of evolution must be considered as a scientific theory, as theory, that is, proposed to explain or systemize read more

The theory of evolution must be considered as a scientific theory, as theory, that is, proposed to explain or systemize a set of facts, and that no one has any claim to be considered as a serious rival to Darwin in the "discovery" of this theory who did not conduct his evolutionary studies upon a reasonably wide basis of facts. To have ideas, apercus, is not enough, and it is the overevalutation of such clever but uncontrolled guesses which is apt to produce the ludicrous fallacy of combination, in which fragments of the final theory are collected from widely scattered sources and are combined in such a way as to impugn the originality of him who was the first to see how such a synthesis was possible.

It is useless for sheep to pass resolutions in favor of vegetarianism while wolves remain of a different opinion.

It is useless for sheep to pass resolutions in favor of vegetarianism while wolves remain of a different opinion.

We must beware of trying to build a society in which nobody counts for anything except a politician or an read more

We must beware of trying to build a society in which nobody counts for anything except a politician or an official, a society where enterprise gains no reward and thrift no privileges.

The march of science and technology does not imply growing intellectual complexity in the lives of most people. It often read more

The march of science and technology does not imply growing intellectual complexity in the lives of most people. It often means the opposite.

What is the use of a house if you haven't got a tolerable planet to put it on?

What is the use of a house if you haven't got a tolerable planet to put it on?