The Blithedale Romance by Nathaniel Hawthorne Chapter 12 Page 18

But, as the breeze grew stronger, its voice among the branches was as if it said, “Hush! Hush!” and I resolved that to no mortal would I disclose what I had heard. And, though there might be room for casuistry, such, I conceive, is the most equitable rule in all similar conjunctures.