The quotation suggests that human values are best served by:

The quotation implies that human values are best served by the method of research and experimentation. This approach aligns with a scientific and evidence-based understanding of the world, where knowledge is gained through systematic inquiry and validation. By prioritizing research, individuals can explore various aspects of human values, ethics, and morality in a way that is measurable and can yield reliable outcomes.

This method encourages individuals to examine concepts beyond subjective belief systems and to seek objective truths about human experiences and values, thereby potentially leading to a more profound understanding of what truly benefits humanity as a whole.

In contrast, other methods listed may involve more abstract or faith-based approaches that do not necessarily rely on empirical evidence or critical analysis, making them less effective in this context. The emphasis on experimentation supports the notion of continual growth and adaptation in our understanding of values, which is fundamental to addressing the complexities of human society.