A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.
天文学中的精确测量为理解宇宙打开了新的窗口。
气候变化的挑战需要政府、企业和民间社会之间的合作。
孔子说：“《关雎》这篇诗，快乐却不淫秽，悲哀却不伤痛。”
The best leaders don't just manage people; they inspire them to manage themselves.
We must balance economic growth with environmental responsibility; they are not mutually exclusive.