Imam Ghazali in his book admitted that Islam does not force Muslims to implement islamic system of governance but God Almighty ordained certain principles that cannot be followed without implementing islamic system of governance.Quran says
in surah Noor verse 65 probably) implement shariah and Allah will replace terror with peace. Islamic system of governance can be traced back to state of Madinah and the period of orthodox caliph. I am including period of orthodox caliph because Prophet PBUH himself predicted that the Caliphat will govern the Muslim for certain period of time.
There are various measures through which knowledge can be tested and piety does not need any definition it reflects. However as i already said piety in this world of sin and woe is scarce.
The begger cannot testify in court according to Islamic law and this argument is supported by Hadith.
Now think why begger is not allowed to do so? And relate it with gullible masses who will vote for anything but merit.
It does not mean that the rich and educated will always make right decision but that will reduce the risk.
Islam also discriminate women positively and it doesn't foster gender equality.This discrimination is right as one cannot compare apples with oranges
