If someone asks you if you’d like to join a random event, say “yes”. You may discover interesting things that you have never seen.
Most of us have one or two areas of knowledge that we strive to know very well — things related to our jobs, of course, and maybe a hobby or two. But while it’s important to develop a deep understanding of the things that matter most to us, it is just as important to develop a broad understanding of the world in general.
A lot of unfortunate people think that learning for the sake of learning is something for schoolchildren, and maybe college students. All the things there are to learn and know that don’t impact directly on their immediate lives they dismiss as “trivia”. Out in the “real world”, they think, there’s no time for such frivolities — there’s serious work to get done!
There are a lot of good, practical reasons to make learning something new a part of your daily routine, but the best reason has nothing to do with practicality — we are learning creatures, and the lifelong practice of learning is what makes us humans and our lives worthwhile. If that idealistic musing’s not enough, here’s some more down-to-earth benefits: