可持续性不再是可选项；对于任何想在21世纪蓬勃发展的企业来说，它都是必需品。
Sustainability is no longer an option; it's a necessity for any business that wants to thrive in the 21st century.
The best way to overcome fear is to face it with courage.
我不让任何人告诉我能做什么或不能做什么。
Friends have all things in common.
计算机科学对社会的影响是深远而广泛的。
The future is something we can shape, not just something that happens to us.