do you mind if I sit here ?   no , of course not . Go ahead .   don't I know you ?   yes , now that you mention it , I think we had a chemistry class together in high school .   you're right ! How are you ? It's been a long time !   What did you do after high school ?   I went straight to university afterwards . What about you ?   I took a year off to go travelling .   that sounds exciting . Where did you go ?   I went all over the world . It was the best year of my life . Where did you go to school ? 