I think he was, for Francis Nicholson's moods were as mutable as the tides.

The representation of France in the United States had been as mutable as her politics.

Scientific fact is as mutable as a polling sample.

It's a shadow world, a magical realm, and its substance is as mutable as thought.

But you've got to be at least as mutable as the material the impression was made upon.

Her mood, or rather her succession of moods, was as mutable as skylight in a rippling sea.

But these figures are as mutable as the mists around them, morphing into friends joshing in a nightclub or indifferent passers-by.

As mutable as me.