Undefeated favorite Essential Quality has everyone asking: Wait — how many gray horses have won the Kentucky Derby?
by Dustin Foote from Deadspin > Sports News Without Fear, Favor or Compromise on (#5H95Z)
There's this phrase in thoroughbred racing, it goes one of two ways: always bet the grays" or never bet the grays." [Ed. note: My uncles were firmly in the never" category - R.O.]