Sustainability in agriculture is not an option—it's a necessity for the future of our planet.
The concept of consciousness adds nothing to the explanation of behavior.
The past is always tense, the future perfect.
文学的目的是将血液转化为墨水。
建筑是一门艺术,当人们有意或无意地在氛围中创造审美情感,当这种环境产生幸福感时。