First, read the English article below.

Honesty is usually the best policy. It is disrespectful to lie to someone. If you don't want to date someone, you should say so.  Sometimes it is easy to be honest. For example, you might be able to truthfully say, "No, thank you, I already have a date for that party." Other times, you might need to find a kinder way to be nice. Maybe you are not attracted to the person. Instead of bluntly saying that, try saying, "No, thank you, I just don't think we would be a good fit." Avoid making up a phony excuse. For instance, don't tell someone you will be out of town this weekend if you won't be. There's a chance that you might then run into them at the movies, which would definitely cause hurt feelings. A compliment sandwich is a really effective way to provide feedback. Essentially, you "sandwich" your negative comment between two positive things. Try using this method when you need to reject someone.  An example of a compliment sandwich is to say something such as, "You're an awesome person. Unfortunately, I'm not interested in dating you. Someone else is going to be really lucky to date someone with such a great personality!" You could also try, "You are a really nice person. I'm only interested you as a friend. I like when we hang out in big groups together!" Be sincere. If you offer false compliments, the other person will likely be able to tell and feel hurt. If you do not want to date someone, it is best to be upfront about your feelings. Do not beat around the bush. If your mind is made up, it is best to clearly state your response.  If someone asks you to date them and you don't want to, you can be direct and kind at the same time. State your answer clearly. You can make your feelings clear without purposefully hurting someone else's feelings. Try smiling and saying, "That sounds fun, but no thank you. I'm not interested in dating you." Don't beat around the bush. If you do not want to accept the date, there is no need to say, "Let me think about it." It is best to get the rejection over with. You don't... 

Now, please write a short abstract for it in Vietnamese. Abstract:
Nói sự thật. Dùng phương pháp "vừa đấm vừa xoa". Hãy thẳng thắn. Tôn trọng người ấy. Giao tiếp hiệu quả.