Nature, then living nature, human being, love. Without love, there will remain an "unattractive" disappointing outcome of evolutionary processes that is doomed to self-destruction.
The search and path of societal development involve formulating an effective model of social order, primarily in accordance with human nature, and directing all resources toward its realization.
The meaningful life of humanity encompasses the integrity of its unity, enlightenment, well-being, and flourishing, all for the happiness of every individual and the assurance of a long-term future.