No knowledge of what was transpiring outside this little world has ever reached me." "How did you begin the work of teaching this interior language to Rayel ?" I asked.
"By signs at first--gradually making them more simple and suggestive.
The elimination of signs kept pace with the development of his intuitions.

It was slow work and hard work, but I gave all my time to it.

After he became familiar with a sign, I began to make it less pantomimic, until finally a lift of the eyebrow, a movement of the lips, or an inclination of the head served to express my meaning.

In time he could detect the passing shades of expression in my eyes and understand them.

Look at me," said he, laying his hand on my head and watching my eyes as the firelight shone upon them, for it was now evening.
"Don't you know, my boy, that your eyes reflect what is passing in your mind?
Then there are countless nerves and muscles in your face which proclaim thought.