James Baraz talking about Kalyana Mitta, exploring the idea, "What is 'Spiritual Friendship'?" The word "Mitta" is related to "Metta" or lovingkindness. Mitta means friend, Kalyana is Spiritual. So, KM is a Spiritual Friends group. This term is particularly used in the Theravada tradition to talk about the relationship we have with each other to have that third refuge in the sangha really flourish
The habit of believing we're different from others leads to a painful sense of isolation. Both vipassana and metta reveal a deep inter-connectedness to all of life that takes away our feelings of separation.