[But doctors don't know whether he'll ever be able to walk on his own or improve his speech.] Right now he's at 50 to 60 percent, ... I don't think he'll ever make 100 percent. But he's going to grow and develop.

We're getting into a new region of space never seen before.

We're in the neighborhood. This is sort of a Lewis and Clark space expedition: We're in the foothills, and we'll soon be getting to the mountains, in our view.

You're working, but we're not getting as many raises as we used to.