St.Valentine's the best way to have time with fun.People around the world celebrate this holiday.I think that It's very good.
On the one hand people are happy to get any letters from others and It's happiness to do people the best memories.
On the other hand It isn't good , because not everyone celebrate this holiday and feel alone themselves.
All at all If you want to celebrate It, nobody can say no you.And It's your choice,so,If I had a chance,I would choose It.