Paying Attention to Warning Signs

Several years ago my hair dryer made me nervous each time I used it. I stood in front of my bathroom mirror, hair wet and as straight as a string, and panicked a little each time after flipping its switch on. The faint burning smell it emitted could not be a good thing.

Thank goodness for the warning sign. This particular hair dryer had served me long and well and was now even giving me a heads up that it might be nearing its last blow dry session. What a trusty friend, huh?

Somehow, though, I’d...