Yes, let's die out! Let's not even let any kid get born that may invent the key to nuclear fusion. Sure, let's just choose some non-sentient animals and plants over ourselves killing any chance of betterment right here and now. Let's not even try to spread out over the stars, let's make sure that any life on our current planet dies as soon as this planet dies instead of taking it with us across the barren ocean that…
In the end, it's all an arbitrary sort of stew.