That's funny, I've learned something more like:<p>1. If you see something you can put in your pocket, do so.<p>2. Whenever you're in a new place, look at everything and try to use it. Even better, put it in your pocket.<p>3. When you're done with that, use everything you've put in your pockets with everything else in the room.<p>I admit my lessons are less practical for real life, but they have helped me finish a lot of adventure games.