数学不是一项观赏性运动;要理解它,必须积极参与其中。
The linear economy is a system that is fundamentally flawed. It is a system that takes, makes, and wastes.
Leadership is a two-way street, loyalty up and loyalty down. Respect for one's superiors; care for one's crew.
The best customer experience is no experience.
Legal positivism emphasizes the separation of law and morality.