Advice is like a White Elephant gift. You can give it away and you can receive it, but it may not always be appreciated. Sometimes it’s just thrown out like that package of green bologna you bought back in February. But occasionally, you hear good, sound advice. What you do with it is up to you.

Like when a flight attendant advises you how to properly use the oxygen mask if there’s a loss of cabin pressure. The recent incident with a Southwest Airlines jet revealed via social media th...