普通城市是从中心的囚禁中解放出来的城市,从身份的束缚中解放出来。
歧视更可能由那些能够承担其代价的人实施。
能源安全是国家战略安全的重要组成部分,我们必须牢牢把握在自己手中。
In mathematics, truth is somewhere out there in a place we don’t yet know, and the only way we can hope to find it is by exploring.
The industry must collaborate to reduce its environmental footprint.