By all means keep a diary: the act of writing will help you to remember
these good times, and the diary will prove the pleasantest of reading in
after-years. It is not an easy thing to write in camp or on the march,
but if it costs you an effort you will prize it all the more. I beg you
to persevere, and, if you fail, to “try, try again.” I cannot overcome
the desire to tell you the results of my experience in diary-writing;
for I have tried it long, and under many different circumstances. They
are as follows:–