Meaning grows faster in a group. Find people who know your name when you walk in.

Significance is hard to sustain alone, because a lot of what makes something matter is that it is witnessed. Being recognized on arrival, having your absence noticed, being part of something that continues even when you are not there: those supply a kind of weight that no private effort produces. This is a structural fact about people, not a deficiency in you.

If you do not have that room right now, look for the version built on repetition rather than on being outgoing. The same class, the same shift, the same night each week. Recognition comes from turning up repeatedly, which is easier than making friends on purpose.