Trees only absorb carbon to a certain point in their lifetime,

The places that are most likely to grow trees for carbon sequestration are places where trees aren't growing now.

At a certain point I'm going to want to have a family.

Money has no utility to me beyond a certain point.

Every group has its idiosyncrasies, but at a certain point we all are human.

At a certain point, you can't tax people beyond a certain level.