Doris Lessing's Nobel speech is now available. This link will connect you to all the Nobel Prize Winners in Literature http://nobelprize.org/nobel_prizes/literature/laureates/
Click a name and you'll be linked to their nobel lecture, the interview and an example of writing.
And if you want to watch a video that gives you real hope, watch Mairead Corrigan's nobel peace prize interview. She truly radiates something special as she talks about the troubles in Northern Ireland and the marches that followed.