The great use of life is to spend it for something that will outlast i >>
It is only by risking our persons from one hour to another that we liv >>
The further limits of our being plunge, it seems to me, into an altoge >>
That's metaphysics, my dear fellow. It's forbidden me by my doctor, my >>
Metaphysics abstracts the mind from the senses, and the poetic faculty >>
Four thousand volumes of metaphysics will not teach us what the soul i >>
Metaphysics means nothing but an unusually obstinate effort to think clearly.