The Art of Speaking (Fourteen Volumes in Total)

This set includes "Three skills of eloquence: being able to praise, being humorous, and being able to refuse", "Three skills of being a good person: being able to speak, being able to act, and being a good person", "Don't lose because you can't express", "Humorous communication: a social magic weapon for winning at zero distance", "Sense of humor: how to make communication interesting, informative and effective", "Humor blurts out", "You should have communicated like this", "What makes you worse than others is not your talent, but your ability to speak well", "Do you have high emotional intelligence" , you'll know just by talking", "accurate communication", "Speaking and Chatting: Being able to talk makes you more popular with others", "Super Persuasion: Communication skills without arguing or confrontation", "Speaking this way will make people convincing as soon as you speak" and "Speaking this way, you can chat with anyone".