"Empathy and understanding for the human condition" is not an emotion. As the post I responded to said, it's an objective thing, not subjective.
If it's pointless to consider whether Claude has subjective emptions, then it's pointless to state that Claude must be happy.
If we want to be precise (and honest) we could say "it's important that as a tool people interact with, Claude acts as a happy and helpful assistant, and does not produce offensive or unhelpful text output".
But see? This is the con Chiang is protesting against: Anthropic encourages us to perceive Claude as if it was a sentient being.