How to make friends in your 30s?
Once you get to your 30s in life, it comes down to joining a group like toast masters, right now virtually going on a meetup site, joining things you're interested in and finding like minded people. Meeting people on SM, Volunteering etc and letting conversation come naturally. In your 30s you have the opportunity to meet people who are hopefully mature, have their priorities and heads on straight, you can have meaningful and fun conversations with.
I m afraid of not being enough