A man lies the most when he lies to himself.

教育是可持续林业的基础，人们保护他们所理解的事物。

As we delve deeper into the quantum world, the importance of topology in understanding and manipulating quantum states becomes increasingly clear.

悲观主义者在每个机会里看到困难。乐观主义者在每个困难里看到机会。

当没有人相信你时，你必须相信自己。

Sustainable quarrying means listening to the land as intently as we listen to shareholders.