Assuming that social behavior has a genetic component, it is likely that humans have inherited similar tendencies toward both aggression and mutual aid. (discovermagazine.com)
Highly successful people generally share similar tendencies. (inc.com)
Arsenal already possess players with similar tendencies, such as Jack Wilshere, Aaron Ramsey and Xhaka's replacement at Basel, Mohamed Elneny, but all three have their limitations; notably Wilshere's injury problems and Ramsey's inability to play in a two - man midfield for instance, while Elneny, sepite his impressive start at Arsenal, is not as complete as Xhaka. (squawka.com)