Immature love says: 'I love you because I need you.' Mature love says 'I need you because I love you.'
— Erich Fromm

To exist is to change, to change is to mature, to mature is to go on creating oneself endlessly
Henri Bergson mature quote

The mark of the immature man is that he wants to die nobly for a cause, while the mark of the mature man is that is wants to live humbly for one.
— Wilhelm Stekel

Immature artists imitate. Mature artists steal.
— Lionel Trilling

Perseverance must finish its work so that you may be mature and complete, not lacking anything. James 1:4
— mature quotation by Bible