It is astonishing how much water a fellow can get down, in a long day's march.
"Oh! As to your boots, get the uppers as light as you can--the lighter the better; but you must have strong soles--there are rocks in some places, and they cut the soles to pieces, in no time.

The sand is bad enough.

Your foot sinks in it, and it seems to have a sort of sucking action, and very often takes the sole right off in a very short time.
"I suppose you smoke ?" "Cigarettes, sir." "I should advise you to get a pipe, in addition, or rather two or three of them.

If they get broken, or lost in the sand, there is no replacing them; and if you don't take to them, yourself, you will find them the most welcome present you can give, to a man who has lost his.
"I should advise you to get a lens.

You don't want a valuable one, but the larger the better, and the cheapest that you can buy; it will be quite as good as the best, to use as a burning glass.