Gullivers Travels by Part 4 Chapter 1 Page 11

We stood gazing at each other for some time; at last I took the boldness to reach my hand towards his neck with a design to stroke it, using the common style and whistle of jockeys, when they are going to handle a strange horse. But this animal seemed to receive my civilities with disdain, shook his head, and bent his brows, softly raising up his right fore-foot to remove my hand. Then he neighed three or four times, but in so different a cadence, that I almost began to think he was speaking to himself, in some language of his own.

While he and I were thus employed, another horse came up; who applying himself to the first in a very formal manner, they gently struck each other’s right hoof before, neighing several times by turns, and varying the sound, which seemed to be almost articulate. They went some paces off, as