...against the accepted formula of modern Materialism, "Men are what circumstances make them," I set the opposing declaration, "Circumstances are what men make them"; and I contend that both these things are true up to the point where the combating powers are equalized, or one is overthrown. In other words, my conception of mind, or character, is not that it is a powerless reflection of a momentary condition of stuff and form, but an active modifying agent, reacting on its environment and transforming circumstances, sometimes slightly, sometimes greatly, sometimes, though not often, entirely.