Take notes, because there WILL be a test. In YOUR lifetime.
At the heart of the social safety net is the moral belief that the government is responsible for our lives, and that, as Barack Obama has often said, "We are our brothers' keeper." Under this altruist sensibility, we are duty-bound to serve the needs of others, meaning that anyone needy has an inherent claim on anyone better off. The wealthy aren't merely able to deal charitably with those in need, but are legally obligated to sacrifice their earnings for the benefit of those they might not voluntarily wish to support.
Entire lesson here:
Entitlement Mentality is Wrecking Economy