> 1. Guess what's wrong 2. Ask "How would I prove that's wrong?" 3. Try it 4. If bug found, fix, if not go back to 1 I think this is exactly right. Teaching 1

> 1. Guess what's wrong 2. Ask "How would I prove that's wrong?" 3. Try it 4. If bug found, fix, if not go back to 1 I think this is exactly right. Teaching 1 is impossible I guess but the general method (it's basically the scientific method in an ideal environment) seems teachable. Come up with a hypothesis of what's wrong, try to prove or disprove the hypothesis.