Censorship reflects a society’s lack of confidence in itself.
I’ve started subscribing to the RSS feeds of FIRE (Foundation for Individual Rights in Education). It’s focused on the US, but it provides some interesting ideas. Furthermore, I suspect that censoring free speech in the name of political correctness is also a matter in the country I live in. Strange thing, censorship can be hard to notice if it is cloaked in social norms.
Anyway, the interview with Juan Williams is pretty interesting (from their blog posting: Juan Williams Blasts Censorship, Argues Students and Citizens Need Open Avenues to Exchange Ideas), as is the rest of their website:
Yup, you need to be able to discuss ideas, no matter where they lead you.