amazingly , the decision was an easy one . `` did you know that swans mate for life ? '' she liked walking with fin like this . `` that 's how it is , that 's how we stay together . '' `` ... i do n't think we can do that , '' she muttered , her back against the wall . well begin a search for him immediately , and it will be very helpful to all concerned that nobody else knows of our conversation . in the case of the institute of environmental studies i am a founding member . 