The relationship between education and earnings is complex and varies across different contexts.
先爱自己，其他一切随之而来。
世界是一本书，不旅行的人只读了一页。
那些疯狂到认为自己能改变世界的人，才能真正改变世界。
Sustainability is not just a responsibility, but also an opportunity for innovation.
The next green revolution must be both productive and environmentally responsible.