History and experience tell us that moral progress comes not in comfortable and complacent times, but out of trial and confusion.
Is it appropriate still for a German to have a gun? I only use that as an example of a country that's still deeply involved and engaged in the conversations about how to come to terms with the past. Certainly for that country, it's not forgotten.
At Olduvai, for 20 years, Mary and I had investigated and made a general survey of the overall geology.