We discover that all human beings are just like us, so we are able to relate to them more easily. That generates a spirit of friendship in which there is less need to hide what we feel or what we are doing.
Milton says, that the lyric poet may drink wine and live generously, but the epic poet, he who shall sing of the gods, and their descent unto men, must drink water out of a wooden bowl. For poetry is not "Devil's wine," but God's wine.