Count how many things you have started for fun
Count the things you have taken up purely because they looked interesting, and count how many are still going. Uranus in Gemini belongs to a whole span of birth years; the fifth house is the half set by your birth hour, and it aims the restlessness at play and romance.
So this part of your life is broad and busy rather than deep. Several things on the go, none of them a career, most of them abandoned at the point where they would have required practice. The pleasure is genuinely in the beginning and in the variety, not in mastery.
Amusement runs on new material
What entertains you is novelty rather than quality: a new game, a new idea, a person you have not worked out yet. Repetition kills it faster than poor execution does. That means the things that hold your interest longest are the ones with an unlimited supply of new positions inside them, which is a useful filter when choosing what to take up.
You can make something out of very little
Given almost no material you can produce something entertaining: a story out of an incident, a game out of a wait, an idea out of two unrelated things. People forget how unusual that is. It is worth pointing at occasionally, because it is genuinely creative work that has never been counted as such by anybody including you.
The permission to be serious about one of them
What you will not do is treat any of your enthusiasms as important, because declaring one serious would mean it could fail. Keeping everything light protects you and keeps everything small. Choosing one and putting real effort into it, publicly, is the exercise, and the fear underneath it is more specific than you have admitted.
A wide repertoire and a good ear
What accumulates is unusual: a working familiarity with a great many activities, none to a high standard, plus an excellent sense of what makes any of them good. That combination makes you the best possible companion for somebody else's enthusiasm. Using it deliberately, as a collaborator rather than a dabbler, is where it produces something that lasts.
You are interested until you are not
Attraction here is mental and it lasts exactly as long as the other person remains unpredictable to you, which is not a criticism of anybody's depth. It arrives fast and leaves quietly. Being honest about that early — that interest is the variable, not affection — is fairer than the current arrangement, where people conclude they became boring.
Play is how you actually think
Your best ideas come while you are messing about rather than while you are working, and any period without unstructured time in it will also be a period with no insight in it. That connection is not obvious and it is reliable. Protecting a stretch of purposeless time each week is a working practice for you rather than a leisure activity.
The lightness is the professional asset
Your ability to make something enjoyable — a presentation, a lesson, a product, an event — is a market skill and you probably regard it as unserious. Organisations pay significant money for exactly this and cannot generate it internally. Naming it as a capability, in the terms an employer uses, is what converts a personality trait into a line on an invoice.
You are what makes the evening work
Groups you are in are more entertaining because of you, and you carry that without being asked, which is why you often go home more tired than everyone else. It is unpaid work. Choosing occasions where you can be a guest rather than the engine, and staying quiet in them, is a rest you almost never take.
Mental restlessness needs a physical outlet
Your system winds up rather than down over a busy period, and without something physical to discharge it the effects show up as broken sleep, jitteriness and an inability to enjoy the thing you are doing. Rest does not resolve it. Activity with a game in it — something with rules and other people — works far better for you than either exercise or quiet.