"There are other things which you will have to practise.

You may have to move in several disguises, and must learn to comport yourself in accordance with them.

You must remember that your motions are quicker and more energetic than are those of people here.

Your walk is different; the swing of the arms, your carriage, are all different from theirs.

You are unaccustomed to walk either barefooted or in native shoes.