Love with knife in heart or tongue in cheek, Valentine’s Day brings out kiss and scratch

Critic’s Pick: In a tribute to the downside of love, Chicago theaters send superb “anti-Valentines.” If you favor sarcastic greeting cards on the subject of romance, and aloof lyrics about love affairs “too hot not to cool down,” here are some shows that serve up the subject of love on Cupid’s big day with an appropriate grain of salt.