"Perhaps, in Vocal Mastery, the greatest factor of all is the breathing.
To control the breath is what each student is striving to learn, what
every singer endeavors to perfect, what every artist should master. It
is an almost endless study and an individual one, because each organism
and mentality is different. Here, as in everything else, perfect ease
and naturalness are to be maintained, if the divine song which is the
singer's concept of beauty, is to be 'floated on the breath,' and its
merest whisper heard to the farthest corner of the gallery.