Also, Gray doesn't look like a pitcher. He looks more like a second baseman.
http://a.espncdn.com/combiner/i?img=/i/headshots/mlb/players/full/32082.png&w=350&h=254
What is even a small sample size really? 1 week, 1 month, 1 year, 1 decade? In the grand scheme of things our whole lives could be considered just one small sample size.