Related quotes
Variant: You can't outwit fate by standing on the sidelines placing little side bets about the outcome of life. Either you wade in, risk everything you have to play the game or you don't play at all. And if you can't play, you can't win.
Source: Paradise

Switzer on Oklahoma 79-10 defeat of North Texas in 2007. [Another BCS nightmare may be brewing, http://www.latimes.com/sports/la-sp-dufresne10sep10,0,4827957,full.column, LATimes.com, 2007-09-10, 2007-09-10, Chris, Dufresne]

“You can't win, you can't break even, and you can't get out of the fucking game.”
Interview with Gary K. Wolfe (28 July 1987), quoted in Harlan Ellison : The Edge of Forever (2002), by Ellen Weil and Gary K. Wolfe
Borrowing a common scientific joke expressing the laws of thermodynamics.

“1. You can't win. 2. You can't break even. 3. You can't even get out of the game.”
Several publications attribute the quote to Ginsberg, probably the first one is The Coevolution Quarterly in 1975 [Google books https://books.google.it/books?id=MylJAQAAIAAJ&q=%22ginsberg%27s+theorem%22&dq=%22ginsberg%27s+theorem%22&hl=en&sa=X&redir_esc=y], but there's is no evidence whatsoever that he ever pronounced it. A more detailed analysis can be found in this post https://www.barrypopik.com/index.php/new_york_city/entry/you_cant_win_you_cant_break_even/
Misattributed, Ginsberg's theorem

“If you can't win, make sure you don't lose.”
In They said It: Johan Cruyff ( FIFA.com, 25 April 2014 http://www.fifa.com/news/y=2014/m=4/news=they-said-it-johan-cruyff-2323958.html).