Sustainability is no longer an option—it's a business imperative.
可持续性不再是一个选择,而是一个商业必须。
数学的乐趣在于发现模式并理解它们的含义。
Never underestimate the power of collaboration.
The novel is a mirror that reflects the world, but it is also a window that opens onto new possibilities.
Courage isn't the absence of fear, but the will to keep going.