It is said that the sap flows much more quickly on those days when the sun is powerful; and likewise, that it is absolutely necessary to take care, in cutting down the tree, that it should fall with its head upwards on the side of the hill; for if it falls down the slope, scarcely any sap will flow; although in that case one would have thought that the action would have been aided, instead of checked, by the force of gravity.

The sap is concentrated by boiling, and is then called treacle, which it very much resembles in taste.
We unsaddled our horses near the spring, and prepared to pass the night.

The evening was fine, and the atmosphere so clear that the masts of the vessels at anchor in the bay of Valparaiso, although no less than twenty-six geographical miles distant, could be distinguished clearly as little black streaks.

A ship doubling the point under sail appeared as a bright white speck.

Anson expresses much surprise, in his voyage, at the distance at which his vessels were discovered from the coast; but he did not sufficiently allow for the height of the land and the great transparency of the air.
The setting of the sun was glorious; the valleys being black, whilst the snowy peaks of the Andes yet retained a ruby tint.