"But you see I can't. I look over Jack's books and I write on pieces of paper. I don't know how to spell all the words. Oh, I wrote a letter to Dr. Richards. He asked me to, and he sent such a nice answer. I did want to write again, but I hadn't any paper nor postage stamp, and I didn't like to ask the second time. Oh, I might buy some with my dollar, mightn't I?"