DNA does not lie, but it requires interpretation.
The best time to plant a tree was 25 years ago. The second best time is today.
The atmosphere doesn't care about political boundaries when it comes to climate change.
The past is never dead. It's not even past.
水产养殖是农业的下一个前沿领域。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.