Movies, music and books require investments of money and time.

Though mostly slow and soft, the music requires intense concentration.

The music requires three instruments, one from each of the country's principal cultures.

In an ideal world one would take a work and ask, 'What does this music require?'

That said, when the music required an infusion of power and a bright edge, he was equal to its demands.

As they put it, "In order to be able to get emotions across, music does not always require understandable language."

But speech and music require a lot more memory to store than text.

I wanted to remind people that there was a time when music required an attention span.

She decided music might require less concentration, permitting her to check in and out.

This music, I believe, does not require exceptional listening abilities.