Running a business requires social responsibility. We must not only pursue economic benefits but also pay attention to food safety and environmental protection.

真实世界是最抽象的东西。

因果关系的语言是科学的语言。

释义：一年四季都有花开不败，四时八节总有绿草长青。此句描写了自然界中的花草树木，它们在四季更迭和八个气节中都能生长茂盛，不会凋零或枯萎，象征着坚韧的生命力。