Giving a paper heart to your wife on Valentine's day: touching.
Giving a paper heart to your dog on Valentine's day: sad.

Doing your homework on the train: productive.
Doing your homework on the toilet: gross.

Baking a nice dessert on a cold day: thoughtful.
Baking a nice cat on a cold day: yummy.

Saying "happy Valentine's Day!" on St. Valentine's Day: celebratory.
Saying "happy Valentine's Day!" on St. Patrick's Day : inadvisable.

Happy Valentine's Day everyone.