not for the world

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not for (anything in) the world

 and not for love nor money; not on your life
Fig. not for anything (no matter what its value). (Note the variation in the examples. The order of love nor money is fixed.) I won't do it for love nor money. He said he wouldn't do it—not for the world.
See also: not, world

not (do something) for (all) the ˈworld

used to say that you would never do something: I wouldn’t sell that picture for all the world.
See also: not, world