Senior Moments: There are some secrets only your roommate knows

I’ve been lucky with roommates. So much so that I seem to have passed the roommate gene down to my daughter.
When Sara returned home from her college orientation some years ago, she told me that she had a new friend who she really liked. Emily, also an only child, and Sara would become roommates and BFFs, or best friends forever, as they called themselves.
Many years earlier, another college freshman and her roommate became BFFs long before that term was fashionable. Linda and I hit it off