The question was a fashionable one, whether a definite line exists between psychological and physiological phenomena in human activity; and if so, where it lies?

Man's mind cannot grasp the causes of events in their completeness, but the desire to find the causes is implanted in man's soul.

Money is a new form of slavery, and distinguishable from the old simply by the fact that it is impersonal - that there is no human relation between master and slave.

I'll tell you truly: I value my thought and work terribly, but in essence - think about it - this whole world of ours is just a bit of mildew that grew over a tiny planet. And we think we can have something great - thoughts, deeds! They're all grains of sand

And all these people lived not by reason of any care they had for themselves, but by the love for them that was in other people.

We're asleep until we love.

Instead of going to Paris to attend lectures, go to the public library, and you won't come out for twenty years, if you really wish to learn.