One of my kids has the developmental disorder Autism. 
I'm not familiar with that condition, can you explain it a bit?
Sure! It tends to cause troubles with socializing, speaking, and functioning other ways. 
Oh that's unfortunate, is it curable?
It is not, but learning to live with the condition can be achieved. Well-being is happiness and quality of life. 
Well that's good to know that something can be done at least.
True. It's really reassuring that their quality of life can still be great if their family can provide them with the care they need.
Yes that is very important. Does autism exist on a spectrum or is it black and white?
Autism spectrum
Autism spectrum, also known as autism spectrum disorder (ASD), is a range of mental disorders of the neurodevelopmental type. It includes autism and Asperger syndrome. Individuals on the spectrum often experience problems with social communication and interaction; and restricted, repetitive patterns of behavior, interests or activities. Symptoms are typically recognized between one and two years of age. Long-term problems may include difficulties in performing daily tasks, creating and keeping relationships, and maintaining a job.
The cause of autism spectrum is
Childhood disintegrative disorder
Childhood disintegrative disorder (CDD), also known as Heller's syndrome and disintegrative psychosis, is a rare condition characterized by late onset of developmental delays—or severe and sudden reversals—in language, social function, and motor skills. Researchers have not been successful in finding a cause for the disorder. CDD has some similarity to autism, and is sometimes considered a low-functioning form of it. In May 2013, the term CDD, along with other types of autism, was fused into a