Carl Engel, Musical Myths and Facts, Volume 1…
“ The fear for the teacher is a support which later we miss, while the shyness which overcomes us is all the stronger since we have learnt the value of the opinion which formerly concentrated only in the teacher, and with which we were well acquainted beforehand. While as a singer and a declamator I feel the most at my ease when I appear before a large audience, at the rehearsal, in the presence of an orchestra only, I could not play a violin concerto, merely because the former I have done in public from early youth, and this never before. ”
