对这个世界有所助益是获得快乐的唯一途径。
所有建筑都是庇护所,所有伟大的建筑都是空间的设计,它包容、拥抱、提升或激发身处其中的人。
In the landscape of string theory, there are perhaps 10^500 different vacuum states, each corresponding to a different possible universe.
The molecules that mediate pain are ancient, revealing how deeply rooted this sensation is in evolution.