Having grown up with an elder brother with special educational needs, though in his time in school it was known as “mentally handicapped”, I can empathise with this infographic and the often well-meaning, and most often patronising and usually useless sentiments expressed therein.
What any child wants, and what any parent needs, is for the child to be included and treated fairly and with respect. It really isn’t more difficult than that.
In a school setting, that means you need major culture change.
Discrimination, in all its forms, is a learned behaviour.
Change the behaviour and you will change the context, change the context and you can change the culture.