To the Editor : In his discussion of '' The Israel Lobby , '' the essay by Stephen Walt of Harvard and John J. Mearsheimer of the University of Chicago , Tony Judt -LRB- Op-Ed , April 19 -RRB- cites David Aaronovitch , '' a Times of London columnist who , in the course of criticizing Mearsheimer and Walt , nonetheless conceded that ` I sympathize with their desire for redress , since there has been a cock-eyed failure in the U.S. to understand the plight of the Palestinians . ' ''