When I was a kid, I assumed that in the future things would get better and better until we were all driving flying cars and playing badminton with space aliens on top of 500-story buildings. Frankly, I kind of counted on this happening. But now I don't assume that we'll just keep going up anymore.
Wilhelm Furtwangler's name may be hard for Americans to pronounce, but the reason this great conductor is not so well-remembered here is that he chose to remain in Germany during the Second World War, though he was never a member of the Nazi Party, and he was completely exonerated by a postwar tribunal.