“Good horses make good jockeys” (horse racing adage)

“Good horses make good jockeys” is an old horse racing adage of unknown authorship. “It is an old turf proverb that good horses make good jockeys” was cited in the New-York (NY) Daily Tribune in 1889.
 
“Good goaltenders make for good coaches” is a similar adage that is used in ice hockey.
   
 
Chronicling America
25 February 1889, New-York (NY) Daily Tribune, “A Fat Year on the Turf,” pg. 3, col. 1:
It is an old turf proverb that good horses make good jockeys.
 
Chronicling America
7 June 1893,  Los Angeles (CA) Herald, “Improved Boats and Muscle,” pg. 2, col. 7:
Good horses make good jockeys, good sulkies make good horses, and good boats make good crews.—New York Tribune.
 
Google Books 
The National Underwriter
Volume 41
1937
Pg. 14:
To quote the old saying: ‘Good horses make good jockeys and good players make good coaches’.”
 
OCLC WorldCat record
Good horses make good jockeys
Author: Richard Pitman
Publisher: London : Pelham Books, 1976.
Edition/Format:   Print book : Biography : English
 
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bescomy
@bescomy
Good horses make good jockeys - http://bescomy.com/book-reviews/good-horses-make-jockeys-richard/0720709113 …
11:45 PM - 4 Oct 2011
 
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Mick Palmer
@LostockBestman
“Good horses make good jockeys and good trainers.”
5:47 AM - 4 Dec 2011
 
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Pug
@Tigermilk20
Good Horses make Good Jockeys says Tom Scu….
That was my point earlier.
9:30 AM - 14 Mar 2014
   
HeraldScotland
One week after falling at Aintree’s first fence, Bowen tipping Al Co to go a little bit further at Ayr
Paul Wheeler
Friday 17 April 2015
(...)
Good horses make good jockeys is an old saying within the sport and another strong belief is that the reins are like a telephone wire, providing communication between jockey and horse, who can sense the mood of the rider and Bowen’s mood can only be one of confidence having ridden a treble at Haydock Park on Easter Saturday and another at Chepstow just 48 hours later.