I try to choose activities that also will increase my social circle. So, like, with learning an instrument, avoid piano, which tends to be more solitary, and go

I try to choose activities that also will increase my social circle. So, like, with learning an instrument, avoid piano, which tends to be more solitary, and go with viola, which, if you get decent, will put you in demand. Or if studying a language, pick one that people actually speak (I studied ancient Greek in college).