Sentence:  Gulden appeared at a loss for an instant reply. "I want plenty to do," he replied, presently. "I want to be in on everything. I want to be free to kill a man when I like." / . . . "Gulden, I'll <WSD>split the difference</WSD> between us. I'll leave you free to do as you like. But all the others—every man—must take orders from me." 
Meaning of the word marked with <WSD> tags:  To choose an option or take a position roughly midway between two opposed alternatives; to compromise.