"It's the best left-handed breaking ball in baseball, period. He makes grown men look absolutely juvenile. And it's a pitch he knows can throw at any time, whenever, wherever. He could tell a guy, 'Curveball down the middle, good luck,' and the guy won't even be able to get the bat off his shoulder, because he's bailing out. It's unfair — because then, he's going to run 96 [mph] up at your chest." - Teammate
Dallas Braden in The Washington Post (Dave Sheinin, 02/25/2012, 'Nationals' Gio Gonzalez matured into a pitcher and a friend with Oakland Athletics',
Source)