Ambition Is A Doubled Edged Sword

"Wait!" Jacquelyn called. "You're just letting me go?" Klaus smirked. "What kind of monster do you take me for?" Katherine cared about no-one but herself,there wasn't anyone she wouldn't betray to survive;the Salvatores knew this.Only Klaus knew the truth & for reasons he can't understand,he finds himself letting her go,again and again,in the 500yrs they'd been running.Until now.