질문 No. 2: Same topic. Different 질문

I always look through the peep hole in my door 또는 the window before I open it and see who it is. If it's somebody dangerous 또는 somebody I don't like, then no. If it's somebody I know, somebody I love, a family member 또는 somebody I've always wanted to meet like my 가장 좋아하는 celebrity, then yes