Definition of morals, not someone's explanation/commentary. . .
Essential Meaning of moral
1: concerning or relating to what is right and wrong in human behavior
The church takes a strong stand on a number of moral [=ethical] issues.
The author avoids making moral judgments.
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2: based on what you think is right and good
He felt that he had a moral obligation/responsibility/duty to help the poor.
He's a man with strong moral convictions. [=a man who believes strongly that some things are right and others are wrong]
We're confident she has the moral fiber/fortitude to make the right decision.
3: considered right and good by most people : agreeing with a standard of right behavior
moral conduct
Their behavior was not moral.
a moral young man [=a young man who tries to behave in a moral way]