"As an activist I have pretty much been doing what Nelson Mandela tells me since I was a teenager. He has been a forceful presence in my life going back to 1979, when U2 made its first anti-apartheid effort. And he's been a big part of the Irish consciousness even longer than that. Irish people related all too easily to the subjugation of ethnic majorities. From our point of view, the question as to how bloody South Africa would have to get on its long road to freedom was not abstract," he wrote.