Every Friday night for thousands of years we have been blessing our sons to be like Ephraim and Menashe.  Why do we choose them as the two figures we hope our children emulate?  Why don’t we tell our children to become like Yehuda and Levi or Yissachar and Zevulun or Reuven and Shimon?  What’s so special about Ephraim and Menashe?  The answer might surprise you.