Nice point here about how difficult it is for one player to make a difference in MLB. It's the ultimate team game. (from Joe Posnanski):
"THE POWER OF ONE"
Small sample sizes, obviously, but look at this: Bryce Harper, March 30-April 16: .315/.487/.778 Hit eight homers in 17 games, scored 17 runs, drove in 17 runs. Team record: 8-9 * * * Bryce Harper, April 17-July 6: .189/.332/.402 Dreadful, 79 strikeouts in 68 games, poor defense, roughly replacement-level play. Team record: 36-33 * * * Bryce Harper, July 7-Aug. 21: .328/.420/.604 He's back, crushing the ball, playing Bryce Harper baseball. In 36 games, 10 doubles, 9 homers, four stolen bases without being caught, back to being a premier player. Team record: 17-20 * * *