I'm no lawyer, but I don't see how the text of the amendment would preclude its own repeal. Repealing the amendment in and of itself wouldn't have any effect at

I'm no lawyer, but I don't see how the text of the amendment would preclude its own repeal. Repealing the amendment in and of itself wouldn't have any effect at all on slavery. The only argument I can see would be that repealing the amendment would implicitly grant power to abolish slavery, but that seems like thin ice to me.