Anticipation.

Nemesis for a man.
True. You burn in desire for women. They can manipulate your insanity for them. Our need for flesh is similar to their financial needs and "compassion" which we don't really have. They are hard to comprehend fully compared to us. They can learn our behavioral habits and get into our minds. Scary stuff.

The term crazy is a concept defined by the society at large (the majority of people).
The idea of crazy, or what constitutes crazy, changes through time and from one culture to the next.
It is true that some individuals that differ on an extreme scale may be defined as crazy. The common denominator for someone to be socially accepted is having a "healthy" way of thinking along with others, and sharing the same beliefs. If their difference is unique and completely opposite he may well be characterized "crazy". Common sense is called common sense because it is abundant and shared by many, if you can reason with them
The definition definitely changes over the years. As Inteligence and preferences alter so do the viewpoints of humans, towards being more accepting.


Modern medicine doesn't truly treat mental illness, it simply repress or masks it?
It masks it. You cannot treat the root the problem, only the symptoms. The human brain is a very complicated organ that modern science cannot alter, since we cannot fully comprehend it.