You can change some of your behaviors. That is what all the special ed and early intervention is all about. But some things are not so easily changed. Sensory sensitivities are a different story. And because this can be so huge in how everything in your life is affected it really matters and that is not something that you can just have will power to make different.
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"I'm bad and that's good. I'll never be good and that's not bad. There's no one I'd rather be than me."
Wreck It Ralph