IT was about 1963 when Miklós Vajda's stroll was interrupted and he was summoned to the police station "to explain to the uniformed thugs what I was actually doing." In those days, "Being educated, politically suspect and jobless was no joke." Vajda, who described the era in the fall issue of The Hungarian Quarterly, had to "prove to any policeman that I was not some idling truant, a 'parasite on...