Nature is a mutable cloud, which is always and never the same. - Ralph Waldo Emerson
PORTABLE, adj. Exposed to a mutable ownership through vicissitudes of possession. His light estate, if neither he did make it Nor yet its former guardian forsake it, Is portable improperly, I take it. Worgum Slupsky - Ambrose Bierce
People are people, messy and mutable, combining differently with one another from day to day - even hour to hour. - Elizabeth Moon
Nature is a mutable cloud which is always and never the same - Ralph Waldo Emerson