You have studied dozens of ancient texts on martial arts that only the Society possesses, and are more learned in these arts than most.
Benefit: You increase your ki pool by 1 point.
This previously had a requirement or prerequisite of citizenship of a specific nation or membership in a specific faction. We are not legally allowed to reference these nations or factions. GMs should consider whether such requirements suit their campaign or not. If you wish to see the original wording it is probably available on our sister site pathfindercommunity.net.
Pathfinder Chronicles: Faction Guide. Copyright 2010, Paizo Publishing, LLC; Authors: Joshua J. Frost, Jason Nelson, and Sean K Reynolds.