Glenn McGrath Quotes
If they don't execute well enough then there's nothing much a coach can do. But if they do execute those plans correctly and they don't work, then you need to be able to adapt and come up with something different.
Citations
McGrath, Glenn. "Glenn McGrath's Ashes Column." The Guardian, Guardian News & Media, 2 Jan. 2014.
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Glenn Donald McGrath AM is an Australian former international cricketer who played international cricket for 14 years. He was a fast-medium pace bowler and is considered one of the greatest Australian international bowlers of all time, and a leading contributor to Australia's domination of world cricket from the mid-1990s to the late-2000s.