The companies that will thrive are those that see plastic not as waste, but as a renewable resource.
Psychology is concerned with the what and how of mental life, not the why.
The great struggle of the twentieth century was between liberalism and totalitarianism.
在数学中,你不是理解事物,你只是习惯了它们。
在生物圈的地质历史演化中,智慧圈是众多阶段的最后一个阶段。