Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them.

真正的喜悦精神、崇高感、超越人类的感觉，这是最高卓越的试金石，在数学中同样可以在诗歌中找到。

Sustainable forestry is not an option; it's our responsibility.

一部伟大的电影是那种留在你身边，改变你，让你以不同的方式看世界的电影。