Illuminating article on suicide in this week's NYTimes Magazine. The key insight is that many suicides can be prevented by making it harder to carry out: make the act itself more work and the impulse towards suicide will often just pass. I'll just excerpt large portions as it speaks for itself.

To turn the equation around: if the impulsive suicide attempter tends to reach for whatever means are easy or quick, is it possible that the availability of means can actually spur the act? In looking at suicide’s close cousin, murder, the answer seems obvious. If a man shoots his wife amid a heated argument, we recognize the crucial role played by the gun’s availability. We don’t automatically think, Well, if the gun hadn’t been there, he surely would have strangled her. When it comes to suicide, however, most of us make no such allowance. The very fact that someone kills himself we regard as proof of intent — and of mental illness; the actual method used, we assume, is of minor importance.

But is it?

As it turns out, one of the most remarkable discoveries about suicide and how to reduce it occurred utterly by chance. It came about not through some breakthrough in pharmacology or the treatment of mental illness but rather through an energy-conversion scheme carried out in Britain in the 1960s and ’70s. Among those familiar with the account, it is often referred to simply as “the British coal-gas story.