Right now, scientists are in exactly the same position as Renaissance painters, commissioned to make the portrait the patron wants done, And if they are smart, they'll make sure their work subtly flatters the patron. Not overtly. Subtly.
Michael CrichtonBut complex animals had obtained their adaptive flexibility at some cost--they had traded one dependency for another. It was no longer necessary to change their bodies to adapt, because now their adaptation was behavior, socially determined. That behavior required learning. In a sense, among higher animals adaptive fitness was no longer transmitted to the next generation by DNA at all. It was now carried by teaching.
Michael Crichton