When attending a brit, wish the parents the customary benediction: “May he grow to Torah, chupah and maasim tovim.” In other words, may he grow in Judaism, to a happy marriage and to do good deeds. (For those on Facebook, send your congratulations to Rabbi Ephraim Z. Buchwald, the founder of Jewish Treat’s parent organization, National Jewish Outreach Program, on the brit milah of his newest grandson.