Singing instrumental music is most important because, while you play an instrument, you are singing through the instrument... actually, you are singing inside.
“There is a set of religious, or rather moral, writings which teach that virtue is the certain road to happiness, and vice to misery in this world. A very wholesome and comfortable doctrine, and to which we have but one objection, namely, that it is not true.”
“I had to go to Sunday school once or twice in my life, and that's where I commented someplace on hearing.”