The flesh is sad, alas, and I have read all the books.
肉体是悲伤的，唉，而我已读完所有的书。
男性和女性在短期择偶欲望上存在差异，因为这对我们祖先的繁殖利益和代价不同。
Collaboration across nations is key to solving the challenges of overfishing.
Leadership is not about being in charge. It's about taking care of those in your charge.
能源的未来在于平衡当今的需求与未来的责任。