If we get our self-esteem from superficial places, from our popularity, appearance, business success, financial situation, health, any of these, we will be disappointed, because no one can guarantee that we'll have them tomorrow.
The First Amendment is often inconvenient. But that is beside the point. Inconvenience does not absolve the government of its obligation to tolerate speech.
Rap records don't make you feel good no more. Six months after release, it can't come back as a classic.

