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The propensity to truck， barter， and exchange one thing for another is common to all men， and to be found in no other race of animals.

Energy security is a crucial guarantee for national development. We must intensify technological innovation to enhance the efficiency of oil and gas exploration and production.

Only by respecting nature can we achieve long-term rewards.

故事是我們治愈的方式。

La literatura es el espejo de la sociedad, reflejando sus virtudes y sus defectos.

Art is not a mirror to reflect the world, but a hammer with which to shape it.