A few points come to mind:
... (read more)The necessity for marking our classes has brought with it a bias for false and excessive contrast, and we never invent a term but we are at once cramming it with implications beyond its legitimate content. There is no feat of irrelevance that people will not perform quite easily in this way; there is no class, however accidental, to which they will not at once ascribe deeply distinctive qualities. The seventh sons of seventh sons have remarkable powers of insight; people with a certain sort of ear commit crimes of violence; people with red hair have souls
The point is that whether and how much one wants to die tends to fluctuate a lot, and the willingness to commit suicide depends a lot on the availiability of means to easily and painlessly do so. A large percentage of suicide attempts are opportunistic rather than planned. The planned ones probably succeed more often, but that does not necessarily mean that those people really wanted to die more - just that their will to die was over a certain threshold for a certain time.