The aim of science is to apprehend this purely intelligible world as a thing in itself, an object which is what it is independently of all thinking, and thus antithetical to the sensible world.... The world of thought is the universal, the timeless and spaceless, the absolutely necessary, whereas the world of sense is the contingent, the changing and moving appearance which somehow indicates or symbolizes it.

Nothing capable of being memorized is history.

Art is community's medicine for that worst disease of the mind, the corruption of consciousness

All history is the history of thought.

Parenthood is not an object of appetite or even desire. It is an object of will. There is no appetite for parenthood; there is only a purpose or intention of parenthood.

The aim of science is to apprehend this purely intelligible world as a thing in itself, an object which is what it is independently of all thinking, and thus antithetical to the sensible world.... The world of thought is the universal, the timeless and spaceless, the absolutely necessary, whereas the world of sense is the contingent, the changing and moving appearance which somehow indicates or symbolizes it.

Perfect Freedom is reserved for the man who lives by his own work, and in that work does what he wants to do.