The struggle for social justice must begin in the classroom.
为社会正义而斗争必须从教室开始。
Investing in renewable energy and cleaner technologies is part of our commitment to a sustainable future.
沉默可能是共谋。
Memory is not just a personal thing; it is also a collective thing.
Progress in agriculture must be measured not just in yield, but in long-term environmental impact.
你们必须掌握许多知识,让它们在你们的头脑里形成一个思维框架,在随后的日子里能自动地运用它们。