政策制定者应乐于根据新证据修正他们的观点。
管理是一门艺术,需要不断地学习和实践。
Sustainability isn't an option; it's a necessity for the future of our industry.
最好的肥料是将农民的知识与自然的智慧相结合。
The bitterest creature under heaven is the wife who discovers that her husband's bravery is only bravado.