This applies to many film jobs, not just editing: half the job is doing the job, and the other half is finding ways to get along with people and tuning yourself in to the delicacy of the situation.
Other quotes by Walter Murch
You can always make a film somehow. You can beg, borrow, steal the equipment, use credit cards, use your friends' goodwill, wheedle your way into this or that situation. The real problem is, how do you get people to see it once it is made?