On occasion, we here do a thread of random positivity, where we start with a thematic prompt and talk about things that are enjoyable just for the fun of it. Past examples:
We have also had a couple threads of educational-resource recommendations. These are marginally more serious, since they're about gathering actually good explanations of things that sneerable people like to pontificate ignorantly on. But I'll list them here because learning is fun:
Feel free to comment in the old threads and/or suggest new ones in the comments here.