"No podem restar callats o impassibles davant d'aquest clamor de la comunitat guaraní-kaiowà", sosté Egon Heck, assessor del Consell Indigenista Missioner (Cimi), en al·lusió a la memòria històrica documentada a "Y-Juca-Pirama – The Indian He Who Should Die", , un fullet publicat el 1973 pels bisbes i missioners que treballaven a l'Amazònia:
"We should not remain silent or unmoved in the face of this clamor by the Kaiowá Guarani community", maintains Egon Heck, adviser to the Indigenist Missionary Council (Cimi), alluding to the historical memory documented "Y-Juca-Pirama – The Indian He Who Should Die", a booklet published in 1973 by by bishops and missionaries working in the Amazon: