One explanation is that a cohort of greybeards have fond memories of life with a less powerful EU.
一种解释是大群的老年人对欧盟权力还没那么大的日子留有美好的回忆。
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And his favourite passages in history are the bits where believers (often courageous Sufi mystics) spoke truth to power, not the instances when pliant greybeards did favours to the sultan.
America led the way with its Age Discrimination in Employment act in 1967, designed to make sure that the over-40s (greybeards of their day) were given the same job chances as younger people.