People are free to misunderstand anything they choose, but words have meanings and reality can be accurately described using words with specific meanings.
[Editing because I can't reply for a while]: The dictionary writers are not the definitive masters of knowledge. What I am teaching here is (obviously) not only unknown to most people but actively denied by most.
Happiness is an internal upwelling of feeling. Pleasure is a physical sensation. They are not the same. That is why a person can be unhappy but still experience pleasure and why a person with poor life circumstances can still be happy.
[Editing because I can't reply for a while]: The dictionary writers are not the definitive masters of knowledge. What I am teaching here is (obviously) not only unknown to most people but actively denied by most.
Happiness is an internal upwelling of feeling. Pleasure is a physical sensation. They are not the same. That is why a person can be unhappy but still experience pleasure and why a person with poor life circumstances can still be happy.