My love is something valuable to me which I ought not to throw away without reflection.
Without love we fall ill.
In the development of mankind as a whole, just as in individuals, love alone acts as the civilizing factor in the sense that it brings a change from egoism to altruism.
Religion [is] the universal obsessional neurosis of humanity
The intention that man should be happy is not in the plan of Creation.
Sadism is all right in its place, but it should be directed to proper ends.