Physiologically speaking, we should pay attention to hygiene and contraception, and don't do dangerous actions to avoid injury and sequelae (physical and psychological).

Psychologically speaking, don't do it when you are in a bad mood, don't do it with non-couples, don't change partners frequently, and don't go whoring. If you can't do it, any of the above reasons will lead to premature ejaculation or ED due to psychological problems.

Morally speaking, it includes social morality and emotional morality. Different people have different views on relevant moral requirements. You can choose the moral requirements you support. Because it is the answer, you can choose the answer within the scope of public morality rather than the answer you think is correct to pass the test.

Of course, it is best to be consistent with both.