No. At the Bar or Bas Mitzvah of every Jewish child their secret Jewtennas activate when they're done reciting reciting from the Torah. They then commence to pick up the high frequency Jewsignals broadcast worldwide from the top of the Eiffel Tower, as discussed in the Protocols of the Elders of Zion. From that moment forth the wisdom of their forefathers pours into their brains, overwhelming all thought other than complete world domination, getting the best deal and grandma's recipe for latkes.