Every living being is also a fossil. Within it, all the way down to the microscopic structure of its proteins, it bears the traces if not the stigmata of its ancestry.

Armed with all the powers, enjoying all the wealth they owe to science, our societies are still trying to practice and to teach systems of values already destroyed at the roots by that very science. Man knows at last that he is alone in the indifferent immensity of the universe, whence which he has emerged by chance. His duty, like his fate, is written nowhere.

The whole concert of animate nature arose entirely from annoying noises.

One of the great problems of philosophy, is the relationship between the realm of knowledge and the realm of values. Knowledge is what is; values are what ought to be. I would say that all traditional philosophies up to and including Marxism have tried to derive the "ought" from the "is." My point of view is that this is impossible, this is a farce.

A curious aspect of the theory of evolution is that everybody thinks he understands it.

A totally blind process can by definition lead to anything; it can even lead to vision itself.

Man's destiny is nowhere spelled out, nor is his duty.