As a breast cancer survivor, I see Mother's Day as a time of reflection and thankfulness.

When I married my husband, I told him I would love to have four children. Always the cautious one, my husband said, "Let's be happy if we're able to have two." He was 50 years old and I was 34, and he was right. We didn't know what life had in store for us. Today, I'm a mom to our 16-year-old son, Ben. Life didn't turn out the...