I think a potential challenge is that a lot of people on the spectrum need a fair amount of time to themselves to pursue special interests. This can make some partners feel left out.
I think that trying to have open communication about both of your needs is really important. When you both can understand each other's needs, you can come to some sort of compromise.
Does she understand your diagnosis and know about autism?
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“The darkness shall be the light, and the stillness the dancing.”
— from Four Quartets by T.S. Eliot