A few weeks ago, I shared an experience on Facebook where I told a cashier to have a nice day and the cashier thanked me saying she really needed to hear that.

It made me realize what an impact small gestures can have. How a smile or a thank you can turn someone's day around.
When I shared my experience, dozens of comments poured in from Herbies who had similar experiences. Several had remarked they once went to pay for …

