Science has everything to say about what is possible. Science has nothing to say about what is permissible.

Music is an agreeable harmony for the honor of God and the permissible delights of the soul.

War is just when it is necessary arms are permissible when there is no hope except in arms.

By the Obama administration's reasoning it would be constitutionally permissible to make Americans purchase nearly any product (broccoli gym membership) that improved their health and thereby contributed to lower health-care costs.