One hears of the mechanical equivalent of heat. What we now need to discover in the social realm is the moral equivalent of war: something heroic that will speak to men as universally as war does, and yet will be as compatible with their spiritual selves as war has proved itself to be incompatible.
William JamesThere can be no final truth in ethics any more than in physics, until the last man has had his experience and said his say.
William JamesOne of the greatest discoveries of our time is that a man can alter the state of their life by altering the state of their mind.
William JamesThe mind, in short, works on the data it receives very much as the sculptor works on his block of stone.
William James