Most of the time the entries are amusing and sometimes they contain very pertinent information regarding the shelter and the surrounding area (problem bears, scarce water, etc.).
Another student I knew in grad school was told not to defend, based on the draft of his dissertation. He overruled his committee's advice, and failed his defense.
Occasionally bugs even require developers to re-write major portions of a project from scratch, because bugs are good at revealing fundamental deficiencies of the code.
While he came in depressed, he had such a good time during his stay that when he was later re-admitted to the hospital, he specifically asked for a room in pediatrics.
When Murlock built his cabin and began laying sturdily about with his axe to hew out a farm - the rifle, meanwhile, his means of support - he was young, strong and full of hope.