In this special edition of CNN 5 Good Things all about love for Valentine’s Day, volunteers in every state are delivering roses and heartfelt cards to senior citizens. An animal shelter is playing matchmaker across the country. The psychologists behind the famous "36 Questions That Lead to Love" are celebrating 50 years of marriage – they share their secrets. A couple bonded over their love of this romantic comedy, so the proposal had to be perfect. Plus, at this Chicago flower shop, every purchase helps people flourish.

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