
“Show me someone without an ego, and I'll show you a loser.”
Source: As quoted in "One Hard Way to Make a Living" https://www.newyorker.com/magazine/1981/05/04/one-hard-way-to-make-a-living by Roger Angell, in The New Yorker (May 4, 1981), p. 96; reprinted in Late Innings (1982) by Roger Angell, p. 358
“Show me someone without an ego, and I'll show you a loser.”
“Show me a good and gracious loser, and I'll show you a failure.”
Attribution to Rockne sometime in the 1920s mentioned in Safire's Political Dictionary (2008) by William Safire, p. 401, but there is no definite mention of this yet located prior to the 1980s; in The Yale Book of Quotations by Fred R. Shapiro, a similar remark is credited to Arnold "Red" Auerbach, based on a 1965 citation in the Mansfield News Journal [Ohio]: "Show me a good loser, and I'll show you a loser."
Disputed
“If you pitch me inside, I'll hit the ball to McKeesport.”
Circa 1970, '71 or '72, as quoted by Blass in "Through Good and Bad, Blass' heart is with Pirates” https://www.newspapers.com/newspage/141557288/ by Rick Hummel, in The St. Louis Post-Dispatch (Sunday, July 27, 2003), p. 22
Baseball-related, <big><big>1970s</big></big>
Variant: You pitch me the fuck inside and I hit the fucking ball to McKeesport.
“Show me a guy who is afraid of looking bad and I’ll show you a guy you can beat every time.”
Book Sometimes you win Sometimes you Learn
“Show me a woman who doesn't feel guilty and I'll show you a man.”
“Show me a person who doesn't have a past and I'll show you a boring bastard”
Source: Last Chance Saloon