过去是远处的一支蜡烛:太近让你无法放弃,太远无法安慰你。
"The past is a candle at great distance: too close to let you quit, too far to comfort you."
革命是通过人类进行的,但个人必须日复一日地锻造自己的革命精神。
机器人应该像人一样思考,而不是人像机器人一样工作。
The language of mathematics is the language of the universe, and by learning it, we can understand the cosmos.