That's What Katanas Are For

[Philippus Flavius Homovallumus]

According to the definition above, having the right to do it means being entitled to do it. Sensible Castle Laws will provide the individual with the right to shoot if necessary, and therefore I have and can use that right (legally) if, and only if, it is necessary.

You're still missing the point. Succumbing to necessity does not justify your actions. To kill is an evil act, in every instance.

[Evil_Maniac From Mars]

You're still missing the point. Succumbing to necessity does not justify your actions. To kill is an evil act, in every instance.

I didn't say it was nice, I said that you had the legal right to do so. Nevertheless, I disagree that it is always an evil and unjust act.

[Philippus Flavius Homovallumus]

I didn't say it was nice, I said that you had the legal right to do so. Nevertheless, I disagree that it is always an evil and unjust act.

When is killing itself not an evil act?

[Evil_Maniac From Mars]

When is killing itself not an evil act?

When it is just or absolutely necessary it is not evil. It is terrible that it must happen in these cases, but not evil. Then again, you appear to be a moral absolutist, so I don't think you'll agree.