If you see injustice in the world, take action instead of waiting for someone else to pick up the cause. If existing animals or life is being harmed for the benefit of one or a few, speak up for those who cannot Justice is best served in one's lifetime.
There are an infinite number of "plausible realities" out there. However, there is only one thing that determines what is real from what is fantasy: evidence.
We all have the capacity to help or to hurt one another. To be truly human is to recognize that capacity and willingly choose rational thought and empathy over brutish violence and selfishness.