The concept of a Turing machine is foundational to our understanding of computation.
理论物理学不仅仅是解决问题,更是要找到正确的问题去解决。
A program without a loop and a structured variable isn't worth writing.
War is an ugly thing, but not the ugliest of things; the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth war is much worse.