I'm taking 6 months away from my day job to look after my son, Archie, who is now 10 months old. I thought it might be interesting to share my experiences. Sometimes, you see your kid doing something and you think, "Is that normal or is my kid just really weird?". And in telling people about that behaviour, you do risk revealing that weirdness to the world. In Archie's case, he's normal and robus…