Tibet's a tragedy. It's an insult to human decency.
The Holocaust is the most documented tragedy in recorded history. And therefore, later on, if there will be a later on, anyone wishing to know will know where to go for knowledge.
Sometimes I am asked if I know 'the response to Auschwitz; I answer that not only do I not know it, but that I don't even know if a tragedy of this magnitude has a response.