All my friends were made before my 30s. All friendships that have arisen post-30 have either fizzled out or ended badly.
The friends I made in early to late 20s are absolutely lifelong and real. I know I can make friends because I have a few of them and not minor friendships either.
I've heard it said that we don't really make proper friends after 30, so I'm interested. It's like they just don't stick.
Have you made real, true friends post-30?