User blog comment:Cerowe1992/PG Proposal: Clark Kent (Smallville)/@comment-39032584-20200107140140/@comment-27492241-20200109043723

He's not being a hypocrite. He actually has a good reason to keep his secret. If it was exposed, he would be taken to very dangerous scientists and used for experiments to become an unwilling weapon. So yeah, it's best to keep his species a secret.