He will not kill himself, but maybe, he will die.
He may not shoot himself, but if someone did pull the trigger, he might not even flinch.
He may not hang himself, but if someone tried to choke him, he might let him.
He may be taking pills on time, but he did stopped counting the tablets before taking.
He may not lie on the road to die, but if a car was coming, he might not move.
He may not consume the poison, but if someone even poisoned his heart, HE MIGHT.
He will not kill himself, but HE MIGHT DIE.