In examinations the foolish ask questions that the wise cannot answer.
在考试里，愚人的问题，智者无法回答。
We must balance the need for energy with the need to protect the environment.
女性属于科学的各个领域，她们的贡献是无价的。
The most sustainable plastic is the one that never needs to be made in the first place.
Our farmers are the backbone of this industry; their hard work deserves recognition.