Innovation is not just about creating something new; it's about solving real problems in ways that matter.
全球性挑战需要全球合作。
自然是用数学语言写的。
I want to stand as close to the edge as I can without going over. Out on the edge you see all kinds of things you can't see from the center.
无色的绿色念头愤怒地睡觉。