种一棵树最好的时间是20年前,第二好的时间是现在。
The best time to plant a tree was 20 years ago. The second best time is now.
无人机的未来在于垂直领域的深耕。
最伟大的故事是那些让我们感觉不那么孤独的故事。
I’m just a kid trying to live my dreams.