Trying to die isn't a suicide attempt. Sometimes people who attempt suicide don't even hit 'trying to die' on the severity scale.
Madness string 46452
That's why it takes two to cover the whole simplification! Just like the universe is just reduced to energy and language, everything can be blamed up nature or nurture, chemistry or society. The other 'cheap' summary is 'blame the parents', which is basically the same thing but badly written.