Nick Bostrom said this quote

[D]umb evolutionary processes have dramatically amplified the intelligence in the human lineage even compared with our close relatives the great apes and our own humanoid ancestors, and there is no reason to suppose Homo sapiens to have reached the apex of cognitive effectiveness attainable in a biological system.

~ Nick Bostrom

Nature might be a great experimentalist, but one who would never pass muster with an ethics review board – contravening the Helsinki Declaration and every norm of moral decency, left, right, and center.

~ Nick Bostrom

Any death prior to the heat death of the universe is premature if your life is good.

~ Nick Bostrom

Far from being the smartest possible biological species, we are probably better thought of as the stupidest possible biological species capable of starting a technological civilization - a niche we filled because we got there first, not because we are in any sense optimally adapted to it.

~ Nick Bostrom