9 life lessons I learned from being a janitor for a year

Most college kids get jobs as waiters or lifeguards or tutors when they need extra cash.

I did something slightly less conventional.

My sophomore year of college I landed a part-time job as a janitor. I made just $6.25 an hour, and it wasn't glamorous, but it was one of the best life experiences I've had to date. Why? I learned some invaluable lessons that have stuck with me every day since.

Here are a few that stand out: