He gave one enormous start of fear at the sight of the swift white figure flying at him out of the night.

He crouched in terror, and then sprang up and clicked his tongue in amazed recognition.
"Tse! Tse! The master!" "Be quiet, Luiz, and listen to what I say." Yes, it was the master, the strong master who was never known to raise his voice, the man blindly obeyed and never questioned.

He talked low and rapidly in the quiet night, as if every minute were precious.

On learning that three guests were coming to stay Luiz clicked his tongue rapidly.

These clicks were the uniform, stenographic symbols of his emotions, and he could give them an infinite variety of meaning.