What does a paradox mean?
Paradox
a statement that, despite apparently valid reasoning from true premises, leads to an apparently-self-contradictory or logically unacceptable conclusion
A paradox is a statement that, despite apparently valid reasoning from true premises, leads to an apparently-self-contradictory or logically unacceptable conclusion.[1][2]  A paradox involves contradictory-yet-interrelated elements that exist simultaneously and persist over time.[3][4][5]