Only one force governs in us – egoism, and in order to balance it we need the second force, opposite to it – altruism.
Man’s inner nature is desire: the desire to live, to feel good, and to enjoy, in other words, a constant search for fulfillment. Ultimately, all these desires together are called “the will to enjoy” or “the desire to receive pleasure.”
Towards what should I direct them in order to correct them?
They need to be directed for the benefit of all. Therefore, I direct each of my desires towards the common good and I accept only that which will go for the benefit of everyone.