Immature love says, "I love you because I need you." Mature love says, "I need you because I love you." — Erich Fromm. German-American sociologist and psychoanalyst (1900–1980)
To love means to commit oneself without guarantee, to give oneself completely in the hope that our love will produce love in the loved person.
Immature love says: 'I love you because I need you.' Mature love says: 'I need you because I love you.'
There is hardly any activity, any enterprise, which is started out with such tremendous hopes and expectations, and yet which fails so regularly, as love.