The moment you'd let your guard down, he would take off across the yard. The next thing you know, you're tackling a preschooler on your front lawn.
Every family has their own language. It's made up of words or phrases that no one else would understand. Every person contributes. Every person speaks it.
Surely he'd talk by three. When three came and went, it was surely four. It was a never ending cycle of "everything will be different next year."