What does the ancient Greek traditional three arts mean?

Grammar: Grammar is the basis of language learning and understanding, involving pronunciation, vocabulary, grammar and syntax. By learning grammar, people can understand and use the language correctly.

2. Rhetoric: Rhetoric is the skill and art to study how to effectively use language to persuade, influence and infect others, including speech skills, argumentation methods and rhetorical devices.

3. Dialectics: Dialectics is a discipline that studies thinking and reasoning, involving logical reasoning and argumentation methods, helping people develop clear thinking and logical analysis ability.