In the winter of 1995, a fishing boat began to sink in rough, cold waters off Vancouver Island, west of British Columbia, Canada. The two men on board quickly moved to a life raft that was tied to the sinking boat by a nylon rope. Unfortunately the rope was tied so tightly, they could not untie it. As the fishing boat listed more and more the men knew they couldn't reboard. Neither man had a knife to cut the raft free from the sinking ship. They knew t…