False notes can be forgiven, false music cannot.
Do not take up music unless you would rather die than not do so.
A great work is made out of a combination of obedience and liberty.
You should never listen to someone practice. That is their work and theirs alone.
To study music, we must learn the rules. To create music, we must break them.
Loving a child doesn't mean giving in to all his whims; to love him is to bring out the best in him, to teach him to love what is difficult.