Keep the Peace, Lose The War

Before you get attached this Valentine's (or any day):

Know when to give it up and move on to someone else. If it's not working, it's not working.

People who won't go away are like genital warts. It's embarrassing for both of you and has long lasting, frightening implications.

from How To Get It When You Want It: Your Guide To Love, With Apologies To Hallmark by Elizabeth Bromstein, in Planet S [emphasis mine]