The Pilgrim's Progress - John Bunyan - Bog

When at the first I took my pen in hand Thus for to write, I did not understand That I at all should make a little book In such a mode; nay, I had undertook To make another; which, when almost done, Before I was aware, I this begun. And thus it was: I, writing of the way And race of saints, in this our gospel day, Fell suddenly into an allegory About their journey, and the way to glory, In more than twenty things which I set down.