A lot of times, when people say hip-hop, they don't know what they're talking about. They just think of the rappers. When you talk about hip-hop, you're talking about the whole culture and movement. You have to take the whole culture for what it is.
There's music in the sighing of a reed; There's music in the gushing of a rill; There's music in all things, if men had ears; The earth is but the music of the spheres.
Music is of two kinds: one petty, poor, second-rate, never varying, its base the hundred or so phrasings which all musicians understand, a babbling which is more or less pleasant, the life that most composers live.
The technical history of modern harmony is a history of growth of toleration by the human ear of chords that at first sounded discordant and senseless to the main body of contemporary professional musicians.