Tonight my son who is four months old (although he is really almost 20 weeks - it all seems so important to other people so i try to keep it straight) was sitting on my lap (which amazes me - a month ago he couldn't really do something that would be considered sitting on my lap) and he leaned forward and put his cheek on my chest and had his arms out. Its as if he hugged me. In my mind he was hugging me - like he knew what a hug actually is. But somewhere in the back of my head i realize that...