This is probably the clearest thing I learned from the last trip.
For a long time I kept describing the pattern in vague ways. I would say that I could stay at home much longer than I could stay in Thailand. I would say that Thailand still had something I wanted, but that after a while I always seemed to run out of road there. I would say that home was more sustainable, but flatter. I could feel the truth of it, but I had never really mapped the logic.
Now I think I finally have.
The problem was never simply Thailand versus home. It was never just about cost, age, boredom, or even disappointment. Those things matter, but they sit on top of something deeper.
The real issue is that the two places give me two different states.
Home gives me roots, familiarity, ease, containment, and normal life. Thailand gives me contrast, stimulation, female energy, novelty, anticipation, and a temporary sense of charge. One gives me something durable. The other gives me something intense. Neither gives me both.
That was the breakthrough.