How could I make a little book, when I have seen enough to make a dozen large books?

How could I make a little book, when I have seen enough to make a dozen large books?

当我看到的东西足够做一打大书的时候，我怎么能做一本小书呢?

-- John James Audubon 约翰·詹姆斯·奥杜邦