What "academic sense" are you referring to?
EB
You know pain whenever you experience pain. Prove otherwise if you think this isn't true.
Your "understanding" is just plain wrong.
Do you not understand what "experiences known by a person" means?knowledge
1. the facts, feelings, or experiences known by a person or group of people
2. the state of knowing
3. awareness, consciousness, or familiarity gained by experience or learning
4. erudition or informed learning
5. specific information about a subject
To perceive directly: To experience pain is to perceive pain directly.know
1. To perceive directly; grasp in the mind with clarity or certainty.
2. To regard as true beyond doubt: I know she won't fail.
3. To have a practical understanding of, as through experience; be skilled in: knows how to cook.
4. To have fixed in the mind: knows her Latin verbs.
5. To have experience of: "a black stubble that had known no razor" (William Faulkner).
6a. To perceive as familiar; recognize: I know that face.
6b. To be acquainted with: He doesn't know his neighbors.
7. To be able to distinguish; recognize as distinct: knows right from wrong.
8. To discern the character or nature of: knew him for a liar.