书籍是一种政治行动。书籍是知识。书籍是反思。书籍改变你的思想。
伟大的公司建立在信任、透明和团队合作的基础上。
The value chain is the set of activities through which a product or service is created and delivered to customers.
The most profound ideas in mathematics often arise from the simplest observations.
I do not write for myself alone, but for those who cannot speak.