The historian must have some kinship with his subject. The dead will not speak unless they are properly addressed.
每个圣人都有过去,每个罪人都有未来。
可持续性不是一种选择,而是煤炭行业的必需品。
宇宙的扭曲面——黑洞、虫洞、奇点等——是一个谜团,一个挑战我们理解的奥秘。