It is during our darkest moments that we must focus to see the light.
人工智能不仅仅是技术，它是关于解决现实世界的问题。
This is a group with many gifts. I'm sure one of your gifts is the gift of a smart and capable brain. I'm confident that's the case because admission is competitive and if there weren't some signs that you're clever， the dean of admission wouldn't have let you in.
Leadership in the coal industry today means navigating the delicate balance between economic necessity and environmental responsibility.
教育的根是苦的，但果实是甜的。