Any work of science, no matter what its point of departure, cannot become fully convincing until it crosses the boundary between the theoretical and the experimental: Experimentation must give way to argument, and argument must have recourse to experimentation.

Poetry is one of the destinies of speech... One would say that the poetic image, in its newness, opens a future to language.

Man is a creation of desire, not a creation of need.

Daydream transports the dreamer outside the immediate world to a world that bears the mark of infinity.

It is a poor reverie which invites a nap. One must even wonder whether, in this "failing asleep", the subconscious itself does not undergo a decline in being.

Why should the actions of the imagination not be as real as those of perception?

The philosophy of poetry must acknowledge that the poetic act has no past, at least no recent past, in which its preparation and appearance could be followed.