It’s February again. Heart Month. Hard to avoid all those reminders—in the streets and the stores, in our mailbox and inbox, on the TV and the internet—that our emotional heart is every bit as important as the physical one… Whether that heart feels open or closed right now, whether it feels full or empty, whether we feel inclined or disinclined to love, here we are again in Heart Month. My plan had been to write this month about the healthy heart’s various functions as I h