"We know what we can do but we won't get carried away," he told the club's official website. "It's still very early but we know how much potential we have in the team.
"We just enjoy playing and it shows on the pitch. We fight for each other and we are always there for one another. That's why we've been so successful."
Arsenal return to Champions League action on Tuesday night when they entertain Borussia Dortmund.