> We seem to keep trying to push up the age when a person gains the ability to make their own decisions and be responsible for their own actions.

No, we seem to keep trying to push down the age when a person loses the ability to acquire further education.

Thiel himself got not just one but two degrees from Stanford. Are you going to criticize him for not having his shit together? Let's be honest, he's opposing college now purely for ideological reasons.

> People were leading armies at that age not very long ago.

Ok, but have you considered that war is actually bad?