Allamah Tabatabai on the How of Agreement between Unchangable Religion and Human Changeable Needs

Human society has always been exposed to changes thereof rise changing needs. Now, a question occur as: how may an unchaneable religion, claiming being the last for ever, with limited sources satisfy human changing needs? Allamah Tabataba`i, answering the question, has put Islamic rules into two unchangeable and changeable classes. The former, being in full agreement with human nature, would remain the same for ever, while the latter as temporal and regional rules follow the conditions and change when necessary due to the knowledge of Islamic governor. As he has viewed, Islamic natural, fitri, religion has accepted the unchangeable principle and necessary rule of human nature, fitrah, namely wilayah, according to which the Guardian of Islamic government would be divinely permitted to impose laws for satisfying the needs of the day with regard to special norms. Following such laws have known to be taken just the same as the former.