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KEEP THE DOOR MOVING

“The best time to plant a tree was 20 years ago. The second best time is now.”

—CHINESE PROVERB

Imagine you’re an architect of a new commercial building. It is in a busy, up-and-coming part of town, and there are only two rules for the project: the entrance has to be able to keep horses out, and no one who enters or exits will have to open the door for someone else. What kind of entryway would you design?

Normal hinge doors will not work. Neither will a sliding one. Your only real option is a revolving door. As legend has it, the revolving door was created by Theophilus Van Kannel in 1888 in response to these exact specifications. While there are other great benefits to revolving doors, such as keeping out noises and ...

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