父母们想知道为什么溪流是苦的，而他们自己却毒害了泉水。
Parents wonder why the streams are bitter, when they themselves have poisoned the fountain.
我不需要完美，我只需要做自己。
技术应该为生态服务，而不是反过来。
The market is a great teacher, but it charges a high tuition.
Sustainability isn't a buzzword—it's a commitment to future generations.