▁office , ▁a ▁Yes h iva , ▁a ▁home ▁for ▁children ▁and ▁a ▁work shop ▁for ▁voc ational ▁pla cement . ▁Ch ne erson ▁intended ▁his ▁services ▁to ▁Orth odox ▁J uda ism . ▁Pla ced ▁in ▁the ▁marg inal ity ▁of ▁the ▁Jewish ▁organizations , ▁the ▁A IP ▁was ▁the ▁expression ▁of ▁a ▁particular ▁category ▁of ▁the ▁Jewish ▁identity . ▁Very ▁popular ▁before ▁the ▁war ▁in ▁Central ▁Europe ▁and ▁Eastern ▁Europe ▁as ▁well ▁as ▁in ▁Palest ine , ▁Has id ism ▁counted ▁fer vent ▁follow ers ▁within ▁the ▁community ▁of ▁the ▁Jewish ▁imm igr ants ▁in ▁Paris . ▁Re ject ing ▁at ▁once ▁em an cip ation , ▁Z ion ism ▁and ▁Social ism , ▁Ch ne erson ▁only ▁conce ived ▁Jewish ▁existence ▁in ▁the ▁je alous ▁observ ance ▁of ▁r ites ▁and ▁put ▁up ▁an ▁im pen et rable ▁bar rier ▁against ▁the ▁influence ▁of ▁the ▁environment ▁and ▁modern ity . ▁His ▁experience ▁of ▁sec ular ▁per sec utions ▁had ▁taught ▁him ▁to ▁respond ▁by ▁establish ing ▁a ▁community ▁with ▁un fail ing ▁coh es ion , ▁dev oting ▁itself ▁to ▁the ▁study ▁of ▁sacred ▁texts ▁and ▁the ▁observ ance ▁of ▁the ▁M itz v ot ▁in ▁the ▁enthus i astic ▁atmosphere ▁of ▁the ▁h ass id ic ▁tradition . ▁It ▁is ▁in ▁this ▁framework ▁that ▁he ▁himself ▁and ▁his ▁follow er ▁felt ▁safe , ▁leaving ▁it ▁to ▁Prov idence . ▁Ch ne erson ▁had ▁not ▁disc ern ed ▁the ▁novel ▁and ▁fatal ▁character ▁of ▁the ▁naz i ▁threat , ▁and