PARAMETER TO SELECT BETTER PERSON IN THE HUMAN RACE

Any man who has perfect knowledge of the constitution of the individual Soul,The Super Soul and Nature -both Material and Spiritual -is called 'Dhira' known in English language the most Sober man ,according to all the religious parameter .

If it is so then why should not the parameter is taken into account in selecting the prime ministerial /presidential Candidates in constitution of India ?

With the advent of science why should not the scientists are not being offered such task to give a solution where the I Q test is possible ?