8- Caliphate is established for improving the administration of the earth.

8- Caliphate is established for improving the administration of the earth. Spiritual leadership is established to beautify it with the heavenly charm and grace. 9- Caliphate makes men just. Spiritual leadership makes them perfect. 10- Caliphate is confined to the floor. Spiritual leadership extends to the Throne. 11- Caliphate is ineffective without crowning. Spiritual leadership is effective even without crowning.

12- This is probably the reason that caliphate is entrusted to the Ummah, and Spiritual leadership is entrusted to the progeny.