Ghost Dog found a Way in Hagakure: The Book of the Samurai; I find wisdom in the iBook G4 User’s Guide (on page 63).
When you experience a problem, there is usually a simple and quick solution. Be aware of the conditions that led up to the problem. Making a note of things you did before the problem occurred will help you narrow down possible causes and then find the answers you need.
Trusty old friend Mac – wisdom is what old friends are for. Good advice, in hindsight. I will remember it, kind of like the time I put my hand on the oven tray after an hour at 450.