I trust they will meet with a few sympathizing spirits who are willing to understand my aims; but I shall be still more happy if, here and there, a music-teacher will adopt the views here set forth, at the same time carefully and thoughtfully supplying many things which it did not enter into my plan to explain more in detail.

Abundant material lay spread out before me, and even increased upon my hands while I was writing.

Art is indeed so comprehensive, and every thing in life is so closely connected with it, that whoever loves and fosters it will daily find in it new sources of enjoyment and new incitements to study.

The most experienced teacher of art must be a constant learner.
I have always held and still hold the opinions advanced in this work, and I have neglected no opportunity to impress them upon my pupils.
I may be allowed to mention here, with some satisfaction, my daughters Clara and Marie; and, among numerous other pupils, I speak with equal pleasure of the estimable Herr Waldemar Heller, of Dresden, and Prof.
E.F.Wenzel, of Leipzig.

I have always enjoyed their affection and gratitude, and I feel a pride that they continue to defend and to teach the principles which they have received from me.
This is not the first time that I have appeared as an author.