
My buddy Chad, a 9th grade science teacher, called me at 7AM this morning in a bit of a panic. “Marc,” he said. “I promised my students I’d have a guest speaker here today, but the speaker just canceled on me at the last minute. I know you love motivating others, so is there any way you could come in this morning and be our substitute speaker?”
“What’s the topic?” I asked.
“How to save the world,” he replied with a chuckle. “I’m kidding. The speaker I had scheduled w