I know my kids pretty well. Even before my youngest could communicate with words, he had a myriad of sounds I could easily translate. There was the whiney, fussy noise he made most often, which meant that he was hungry (that’s why it’s the sound he made most often). The scream of pain – I don’t like to hear that one, but I know it well from his toddler tumbles. The giggle that gurgles through even when he’s tired and crying but just can’t help but laugh because I’m playing peek-a-boo or giving him raspberries on the tummy. There is …