Parshas Ki Tzetse
???? is Roshei Teves ??????? ????? ??? ????? (Talmud Kiddushin)- contemplation of transgression is worse than transgression.
The ???? (the protective fence on the roof) is situated on the ??, which in Kabbala symbolism, represents the brain of a person, there has to be a fence around the thoughts of a person more then the acts.
(toldsos haodom)