What does 내일 모레 서른이 한심하기 짝이 없네 mean? I know 내일 모레 means the day after tomorrow but I don't quite understand the last few words.

What does "사람을, 무슨 바보로 봐요?" I kind of get the gist meaning of it but I'm not sure myself and I can't quite grasp the usage of "로".

What does "잘 오나 봐?" mean?