In Psychoanalysis
Analysts warn that 'real kindness changes people in the doing of it, often in unpredictable ways. Real kindness is an exchange with essentially unpredictable consequences'.
They also argue that, in a relationship, 'real kindness, real fellow-feeling, entails hating and being hated - that is, really feeling available frustrations - and through this coming to a more real relationship'.
Read more about this topic: Kindness