Because many self published books fail, not for lack of talent on the writer's part, but just for lack of maturity. (writerunboxed.com)
Instead of calling out his players when they failed to perform he blamed lack of maturity, bad luck, referring decisions, and bullying tactics by opposing teams. (justarsenal.com)
Because of their unwillingness of lack of maturity in the promise of God — they lived in lack! (nakedpastor.com)