> Well human have higher moral value because of higher ability of pain, emotions and cognition.
Those are arbitrary categories. Let's say I decide you have lower ability to feel pain, emote and have inferior cognition.
How exactly do you prove me wrong. By grimacing a lot when I cause you pain? Well animals absolutely clearly demonstrate they hate pain, too. Yet, here we are discussing your opinion to the contrary.
Truth is... they don't speak, so we can speak for them whatever is convenient for us.
Those are arbitrary categories. Let's say I decide you have lower ability to feel pain, emote and have inferior cognition.
How exactly do you prove me wrong. By grimacing a lot when I cause you pain? Well animals absolutely clearly demonstrate they hate pain, too. Yet, here we are discussing your opinion to the contrary.
Truth is... they don't speak, so we can speak for them whatever is convenient for us.