The detail that best shows Prince Henry's feelings about Poins is But that the tennis court keeper knows better (20) than I; for it is a low ebb of linen with thee when thou keepest not racket there; as thou hast not done a great while,
This refers to the emotions that a person has about a person or thing that influences their actions.
Hence, we can see that Prince Henry had the feeling of mistrust and annoyance toward Poins as he knew better than he did about the game of tennis.
Read more about Prince Henry here:
https://brainly.com/question/589415
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