Me: I'm studying Computer Networks and Security
Them: Oh, I'll come to you when I have internet issues then!
Me: Sure you will, you and the other endless list of people that have given that identical response.
Just saying, we're not fixing your home connection. However, I will attempt to fix networking/security issues in your company for a reasonable price!
I was sitting next to an old lady on the tube and to start the conversation she commented on how nice my sixth form uniform was.
When she asked and I proceeded to tell her that I wanted to study engineering, she gasped, grabbed my arm, looked into my eyes with a big grin and said "Yes!"