Not often you hear declined to say someone does not want to live like a parasite - wants to live independently.
Parasites living at the expense of another body, which is called "host" if you live in, whether on.
All living things depend on each other and for each other, but with one other parasites live in completely different ways.
The parasite gets the "host" everything. Meanwhile, do not give anything.
Our body is the habitat of various parasites, which cause many diseases.
Doctors find that when the morgue doing an autopsy on the dead body, he is full of parasites. Unfortunately, for most people do not know.