My mother-in-law gave my daughter an expensive bike—then took it back days later—so I made a decision that changed everything between us.

My mother-in-law gave our five-year-old daughter a new pink bicycle on a Tuesday afternoon in early spring. Shiny, with white tires and a heart-shaped basket hanging from the handlebars — the kind of bike that makes a little girl’s eyes go wide before she even touches it. It wasn’t cheap. My husband Daniel and I had already agreed that such a gift continue reading …