Is there an objective morality?

Illustration: María Elena (Mani) Hinojosa

If bonobos became as conscious and intelligent as humans, and were thus able to outline their moral principles, they would surely pronounce unbounded and incessant sexual promiscuity morally good and sound, and monogamous tendencies a depravity. They would come up with various reasons to justify their moral sentiments. They would, for example, praise their sexual practices as vital for ensuring…