I would argue suicide is only weak evidence of mental illness.
What makes you think that? "Twenty-seven studies comprising 3275 suicides were included, of which, 87.3% (SD 10.0%) had been diagnosed with a mental disorder prior to their death."
Based on that, curing all forms of insanity would reduce suicide dramatically, by about an order of magnitude; but it's only about 3 bits of evidence, which you could argue is fairly weak evidence.
Link
One of us is no more.
He deserves a eulogy more eloquent than what I am capable of writing. Here's Cory Doctorow's, one of his long time friends.
It's a sad world in which you are being arrested and grand jury'd for downloading scientific journals and papers with the intent to share them.