'Some', 'could', 'mostly', not too strong arguments for the abolishment of generic rules applied on all.

'Some' 'could' see that the ability of jumping the requirements of education is 'mostly' coincides with a certain level of mental abilities.

'Some' smart people do not participate in organized education and 'some' graduates regardless of modest abilities, but those are never arguments for the generic population and generic rules. Probably those passing a good(!) admission test 'could' understand that still...