QUOTE : If you threw a brick at someone you would be responsible for them feeling pain, presumably,' Libby said. 'But if you do the right thing and it makes someone feel bad, isn't that their problem? Then again, how do you even know what the right thing is? Who decides?' 'It's so confusing. I am sure about Mark, but I was sure about Bob before that, and Richard before that. Maybe Mark isn't for ever, I just think he is now when I can't have him. I have to face up to this about myself. I fall in love like that.' She clicked her fingers. 'I always have. For other people, love is like some rare orchid that can only grow in one place under a certain set of conditions. For me it's like bindweed. It grows with no encouragement at all, under any conditions, and just strangles everything else. Good metaphor, huh?