不要走在我后面,因为我可能不会引路;不要走在我前面,因为我可能不会跟随;请走在我的身边,做我的朋友。
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.