形式化方法的美在于它们能够提供关于系统正确性的绝对确定性。
The beauty of formal methods lies in their ability to provide absolute certainty about the correctness of a system.
心理过程是生活的工具,其价值在于它们的用途。
Mathematics is not a spectator sport.
Great spirits have often encountered violent opposition from weaker minds.
The duties of all public officers are, or at least admit of being made, so plain and simple that men of intelligence may readily qualify themselves for their performance.