Living with a child who is learning to talk is always an amazing experience. A very special moment is when the child stops referring to himself/herself in the third person (“Harry”/“Anna”), and starts using the first person – the pronoun “I”. It is, in fact, an indexical utterance: it is a word that refers to whomever is speaking. If I say “I”, I refer to “Diego”, but when, say, Anna says “I”, she refers to herself. There is something special about this word. What is an...
