This is a literary comment on the serious matter of self harm, and one would be advised to refer to Serious Medical Journals for a more developed causes to self harm
Quite naturally one want to live, in order to satisfy all one's capacities for life;
and not simply my capacity for reasoning, that is, not simply one twentieth of my capacity for life.
Beside What does reason know? Reason only knows what it has succeeded in learning (some things, perhaps, it will never learn; this is a poor comfort, but why not say so frankly?) and human nature acts as a whole, with everything that is in it, consciously or unconsciously, and, even if it goes wrong, it lives.
I suppose you are viewing me with compasssion
I suspect you tell me again that an enlightened and developed man/woman, cannot consciously desire anything disadvantageous but I repeat for the hundredth time, there is a case, one only, when man/woman may consciously, purposely, desire what is injurious to himself, what is stupid, very stupid--simply in order to have the right to desire for himself even what is very stupid and not to be bound by an obligation to desire only what is sensible. Of course, this very stupid thing, this caprice of ours, may be in reality more advantageous for us than anything else on earth.
But very often, and even most often, choice is utterly and stubbornly opposed to reason