You will obtain a vision of matter that is perhaps fatiguing for your imagination, but pure and stripped of what the requirements of life make you add to it in external perception.

It is the very essence of intelligence to coordinate means with a view to a remote end, and to undertake what it does not feel absolutely sure of carrying out.

It is of man's essence to create materially and morally, to fabricate things and to fabricate himself. Homo faber is the definition I propose ... Homo faber, Homo sapiens, I pay my respects to both, for they tend to merge.

Wherever anything lives, there is, open somewhere, a register in which time is being inscribed.

In just the same way the thousands of successive positions of a runner are contracted into one sole symbolic attitude, which our eye perceives, which art reproduces, and which becomes for everyone the image of a man who runs.

Action on the move creates its own route, creates to a very great extent the conditions under which it is to be fulfilled and thus baffles all calculation.

There is no greater joy than that of feeling oneself a creator. The triumph of life is expressed by creation.