The architect must be humble before the forces of nature.
The elements of consciousness are to be isolated by experimental means.
当计算机科学被应用于解决现实世界的问题时,其真正的潜力才能实现。
释义:天之险在于高不可升,地之险在于山川丘陵。王公设险以保卫国家,险的功用非常大。