"Yes, I suppose you're right," he replied with a sigh. "It's never been a problem before, but...if it may be in the future, perhaps I should change my habits now to prevent disaster." How embarrassing would that be? To go through all of this madness with Isobel and then fail in the bedroom? No, he would take Sam's advice. After all, he knew best. "It is so strange to think that we are like-minded, scientifically. We're nearly of two different species."