[beavus]

You are forgetting what makes humans, humans. Add that in, and you will understand the relevancy.

Why so elusive? Why not just say it? Are you referring to volition? Is that what gives relevance to rights in situations where there is only a single person? If so, how?

[hocndoc]

Does this technique always get others to do your work for you?

Humans are unique as a species because, as you demonstrate so well, they have an unconditional drive to discover better (Unconditional) qualities (such as Truth, Knowledge, Beauty, Justice, and Love).
If humans kill humans, the dead humans suffer unconditional, irreversible harm to their ability to be human. Therefore humans have the right to life.
All creatures of human origin have the right to life because they are human. Otherwise, some of those unique creatures may suffer unconditional, irreversible harm.