You're never a loser until you quit trying.
— Mike Ditka

A winner makes commitment. A loser makes promises.
Unknown loser quote

The cheerful loser is the winner.
— Elbert Hubbard

The winner persistently programs his pluses; the loser mournfully magnifies his minuses.
— William Arthur Ward

You make your own luck, Gig. You know what makes a good loser? Practice.
— Ernest Hemingway