In times of crisis, true leaders emerge by staying calm, focused and decisive.

我写作是为了体验那些未曾经历的人生。

未来的粮食安全蕴藏在波涛之下。

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

图式是认知的构建块，组织我们的知识并指导我们的理解。