自然系统的当前状态显然是前一时刻的结果，如果我们设想一个智能体在某一瞬间理解了这个宇宙中所有实体的关系，它就能陈述这些实体在过去或未来的任何时间的各自位置、运动和一般效应。

Every material has its own memory and history.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The most exciting moments in mathematics are when you realize that two seemingly unrelated areas are deeply connected.

在能源领域，唯一不变的是变化——拥抱它。

时间不是药，药在时间里。

设想英雄到了晚年，不住在温柔乡还能住在哪里。