“Why waltz with a guy for 10 rounds if you can knock him out in one?”
As quoted in, "Remembering the Brockton Blockbuster", by Thomas Hauser, in The New York Sun (14 September 2005)
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Rocky Marciano 5
American boxer 1923–1969Related quotes

“If you want to watch two guys knock hell out of each other, watch us.”
Hatton talking about his opponent José Luis Castillo. http://www.timesonline.co.uk/article/0,,28910-2559396,00.html
Ricky on other boxers (Sourced)

“I'm not the greatest; I'm the double greatest. Not only do I knock 'em out, I pick the round”
As quoted in "Ali's Quotes" at BBC Sport : Boxing (17 January 2007)
“Artem called me out, I will knock him out”
In response to Artem Lobov's challenge prior Interview prior Fight Night Nashville https://www.youtube.com/watch?v=FKDA6hzolGU|

“You can't beat white people, you can only knock them out.”
Chris Rock on Real Time with Bill Maher, September 26, 2008
Miscellaneous
Source: The Anarchist Cookbook (1971), Chapter Three: "Natural, Nonlethal, and Lethal Weapons", p. 79.
“No. What’s going to happen will happen.”
Source: The Testament of Jessie Lamb (2011), Chapter 18 (p. 137)