Without order there can be no inner satisfaction. Without inner satisfaction there can be no freedom. Without freedom there is no joy.

Everything we know by heart enriches us and helps us find ourselves. If it should get in the way of finding ourselves, it is because we have no personality.

Without discipline, there can be no freedom.

The history of harmony is the history of the development of the human ear, which has gradually assimilated, in their natural order, the successive intervals of the harmonic series.

Without a strong cup to carry the emotion, it is only a curiosity. Great art can come to us only in strong cups. Without emotion, there is nothing to carry.

You should never listen to someone practice. That is their work and theirs alone.

A great work is made out of a combination of obedience and liberty.