The police identified the critically wounded man as Mister Smith, 23.

"Mister Smith said you saved his life."

First, I wanted to know what you and Mister Smith thought of the idea.

And by the way, Mister Smith, have you found anything unusual having to do with time?

I'd entered the twentieth century with a good deal of contempt for Mister Smith.

That's the only way to make it work, Mister Smith.

We will leave, and you and Mister Smith will go back to your lives.

"Do you believe in a god, Mister Smith?"

Mister Smith looked up for a second, grinned and said: "Russia is an invincible country if even the cameramen are interested in such questions."

The Heinleiners realized that, until Mister Smith came along and made them think fairy tales can come true, if you wish upon a star.