Happy Valentine's Day! Happy Ungrammatical Day!
"Most people are not comfortable talking about how to improve their romance life with a complete stranger."
I had to chuckle at this: People are having romance with a complete stranger? Or are they talking with a complete stranger?
Some people have romance with a complete stranger, but on Valentine's you probably want romance with someone you know!
Let's fix it:
"Most people are not comfortable talking with a complete stranger about how to improve their romance life."
Now, go have some romance with someone, maybe even a stranger!