Use when referring to intellectual capacities, like understanding complicated concepts.

Intellectual Limit

This phrase can indicate that an idea is too challenging for someone's current knowledge or experience.

Mental Reach

It's often a neutral phrase, not usually meant to put someone down for not understanding.

Use to express that something is out of one's control, not just unfamiliar or difficult.

Highlights an individual's inability to influence an outcome or situation.

It reflects acceptance that some things can't be changed or controlled.