Revision requires stepping outside writing, re-seeing it, and changing it; revising may take as much time and thought as a finished draft, if not more.
修改需要的是从作品中抽离、再阅读、并做修正，还需要如完成初稿般的时间及思考。
2
How much of the destruction we \ \ \ 'reseeing do you think could have or should have been prevented?
我们见到的这些破坏中，您认为有多少是可以或应该能够预防的？
3
Worse yet, their large investment in — and deep attachment to — their infrastructure can prevent them from seeing when it's time to retire, or at least re-architect, their infrastructure.