Mặc đẹp hơn vì người ấy nhưng cũng hãy giữ được bản sắc vốn có của mình. Cười nhiều và giữ thái độ tích cực. Hãy tự tin vào bản thân.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Be honest with yourself and think: How neat and self-caring are you? Do you take care of your body? Don't be egotistical and self-centered, but do try your best to look good.  Have a sense of fashion. You don't have to be a top-notch fashionista, but keeping your look up-to-date and funky will most definitely help catch your crush's eye. Looking fresh never hurt anybody. Maybe pick one day a week to dress up a little bit, but make it normal and not too forced Look decent and approachable. If you