The unthinkable is thinkable. No: likely.
But it is not at all unthinkable for anyone to tell a writer how to write. It comes with the territory.
We opened El Bulli; there were no secrets there. The recipes were not secret. Anybody who came, the recipes were there for them. This was unthinkable then.
Without a Coca-Cola life is unthinkable.
It is simply unthinkable that we will ever again send overseas a great expeditionary force of armed men.
There is nothing so unthinkable as thought, unless it be the entire absence of thought.
There are certain concepts, which exist in english, and are unthinkable, untranslatable into Hebrew and vice versa.
For many, to live in a universe that may have no purpose, and no creator, is unthinkable.
Unacceptable, maybe. But not unthinkable. Nothing's unthinkable once somebody's thought it.
Australia without the Irish would be unthinkable . . . unimaginable . . . unspeakable.