If you're competitor-focused， you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering.

Nothing has really happened until it has been recorded.

可持续发展不再是可选项——它是任何希望在未来蓬勃发展的企业的必需品。

超流理论是理论物理学中最美丽的篇章之一。