I've had 4 eye doctors and I hated all of them... doesn't help with autism at all. If any doctor suggests glasses in order to "correct autism" its a load of BS. 
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Balance is needed within the universe, can be demonstrated in most/all concepts/things. Black/White, Good/Evil, etc.
All dependent upon your own perspective in your own form of existence, so trust your own gut and live the way YOU want/need to.