一个组织的产品和服务的质量是其管理质量的直接反映。
The quality of an organization's products and services is a direct reflection of the quality of its management.
Pity, or compassion, is an emotion equally natural to all men.
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."
要边看在看走来上的了以由仅仅是为长久的安眠作准备。