You have no idea, though you have heard the voice, of what those lessons were like." "No, I have no idea," said Raoul.

"What was your accompaniment ?" "We were accompanied by a music which I do not know: it was behind the wall and wonderfully accurate.

The voice seemed to understand mine exactly, to know precisely where my father had left off teaching me.
In a few weeks' time, I hardly knew myself when I sang.

I was even frightened.

I seemed to dread a sort of witchcraft behind it; but Mamma Valerius reassured me.