To understand a program you must become both the machine and the program.
我们养殖的每个物种都教会我们关于海洋生态系统的新知识。
出自汉·桓宽《盐铁论·力耕》。穿衣吃饭是人民生活的根本所在,不可以不慎重的对待。
Materials are the words of architecture.