Robinson Crusoe by Daniel Defoe Chapter 11 Page 16

but after innumerable fluttering thoughts, like a man perfectly confused and out of myself, I came home to my fortification, not feeling, as we say, the ground I went on, but terrified to the last degree, looking behind me at every two or three steps, mistaking every bush and tree, and fancying every stump at a distance to be a man. Nor is it possible to describe how many various shapes my affrighted imagination represented things to me in, how many wild ideas were found every moment in my fancy, and what strange, unaccountable whimsies came into my thoughts by the way.

When I came to my castle (for so I think I called it ever after this), I fled into it like one pursued.

Whether I went over by the ladder, as first contrived, or went in at the hole in the rock, which I had called