Kumpulkan keberanianmu. Tunjukkan kepercayaan dirimu.

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?
When you spot the guy away from his friends (if preferred) and in a quiet spot where you can't be misheard, gather your wits about you and head in his direction. There is no need to pretend you're there for any other reason than to ask for his number. He'll respect your confidence and chutzpah if you make it clear you made a beeline for him just for this purpose. Some people advise pretending to go up for some other reason, such as wanting help with a forgotten homework question or wanting to kn