Anti-Semitism? NoI am accustomed to seeing unfounded attacks on Noam Chomsky in print, so Bret Stephens broke no new ground with his commentary (May 19). Chomsky has invited such attacks by steadfastly insisting on freedom of speech and a single standard of human rights in all situations. He's an apt target for those who believe in neither. As for Stephens' tirade about ''anti-Americanism'' and its supposed role as ''a cover for anti-Semitism,'' his assertions are absurd from any number of vantage points. Those of us who opposed the Vietnam War, for instance, could be accused of anti-Americanism, but the accusation...