The process of learning is essentially a process of forming associations.
学习的过程本质上是一个形成关联的过程。
The most successful operations are those where the animals thrive, the land flourishes, and the people prosper.
Collaboration is key—governments, businesses, and communities must work together for sustainable forests.
(均平的状态下,水)保有内蕴,而外部毫无所动。
我们相信可持续发展是更美好未来的关键。