I love the variety of experiences I have every day as a firefighter. The constant stimulus suits my ADHD personality. On any given day, I could be involved ina house fire, a rope rescue, a wildfire, a terrorist attack (God forbid), or a major earthquake. We train for all of it—in fact, training is the one constant—and there’s instant gratification and constant motion all the time. Hurray dopamine!

Starting a business provides some of the same types of stimulus. It’s an adventure into

Here’s a funny fact about entrepreneurs: The most common reason people start businesses is to avoid working for others.