Truth in philosophy means that concept and external reality correspond.

Propounding peace and love without practical or institutional engagement is delusion, not virtue.

The frivolity and boredom which unsettle the established order, the vague foreboding of something unknown, these are the heralds of approaching change. The gradual crumbling that left unaltered the face of the whole is cut short by a sunburst which, in one flash, illuminates the features of the new world.

We must have a new mythology, but it must place itself at the service of ideas, it must become a mythology of reason. Mythology must become philosophical, so that the people may become rational, and philosophy must become mythological, so that philosophers may become sensible. If we do not give ideas a form that is aesthetic, i.e., mythological, they will hold no interest for people.

To judge a thing that has substance and solid worth is quite easy, to comprehend it is much harder, and to blend judgement and comprehension in a definitive description is the hardest thing of all.

Nothing great in the world has ever been accomplished without passion.