Being bad is not a mental illness. It is wrong to assume anyone who does bad things has a mental illness. The most evil actions are likely done by same people.
Sanity isn't encouraged in our global cult of statism.
Most people are mentally ill. Thus, the norm for "sanity" isn't sanity, but mental illness.
No wonder theft is so common.
Common is common. A mental illness is partly defined by making it hard to participate in regular society. So I think you are using the wrong term.
