The purity of love is explained by Sorokin's old-fashioned definition of altruism. "Love known no bargain ... no reward. love is always for love's sake." Sorokin attacks the blind "romantic" kind ...

Research suggests that children are more generous when they give voluntarily. Can a simple set of 36 questions build love and intimacy? We explore the science behind how the questions we ask and the ...

This would potentially suggest that altruism is an evolved trait to indicate good partner/parent quality, which would align regardless of sexual orientation as same-sex couples can still have ...