"Admittedly it will be difficult to sort out the preferences which contribute to genuine human welfare from those that not. It may prove impossible to reach agreement on this. Nevertheless, the difficulty of the task is no reason for taking all preferences at face value. "
“要把有助于真正人类幸福的偏好与那些无益的偏好区分开固然很困难，在这一点上甚至都无法达成一致，但不能因为这项工作困难就原封不动地接受所有偏好。”