We have to come up with clever ways of figuring out what's going on in their little brains.VEDANTAM: Later in the show, we'll hear from a researcher who says parents are often misguided when they try to steer their children's lives.ALISON GOPNIK: If you just do the right things, get the right skills, read the right books, you're going to be able to shape your child into a particular kind of adult.VEDANTAM: But first, we'll start with the language of babies, even babies who don't speak words.