Well it'd be half of an opinion without a reason. :-\
__________________ User Disclaimer: By reading any post issued to this forum by this user, you adhere to the fact that this user cannot be held responsible for a negative light you may view any of his posts in, as this user isn't responsible for your comprehension abilities or lack of them. Nor is this user responsible for any responses your comprehension may prompt you to give. The user(s) responsible for removing this user from this forum, at any time, because of a comprehension ability (or own culture's collective comprehension) drawing you the wrong conclusion of this user's intent, shall be looked upon as a mega ejit, discriminative of other cultures.
First of all... Johnathan CANNOT die. He is alive in the future, when Clark is a mild-mannered reported and SUPERMAN!
Secondly... did you not look at the first note... the top of this forum? SPOILERS! Post spoilers there. And the conversation about the loved one who will die is also in the Season 5 Discussion area