I'll make a plan to survive while I let her die of hunger. Then I realise she was a key part of the plan so I take one of he hair off and find a cloning machine (that was plan B). I'll clone her twice, kill one of the clones, mix its DNA with mine to make a slightly different person and kinda recreate a couple hundred more clones all a bit different.
Then I find a pig. I wonder if killing him now would be morally correct and if tha
I slay the pig. I find a sapling and plant trees, punch them and...
I clone the pig, etc.
Our world will be populated with girls and guys that are all more or less the same as me. And pigs.