The essentially unchangeable established order of things slowly disappeared and was forgotten for a while completely.
I think everybody's got someone in their life that they think is out of the reach of God, or unchangeable, unreachable, if you will, and maybe we think that way of ourselves sometimes.
Fate is a sempiternal and unchangeable series and chain of things, rolling and unraveling itself through eternal sequences of cause and effect, of which it is composed and compounded.
Change the changeable, accept the unchangeable, and remove yourself from the unacceptable.
Islam's basic principles of belief, worship, morality, and behavior are not affected by changing times. Islam does not propose a certain unchangeable form of government or attempt to shape it. Islam has never offered nor established a theocracy in its name.
Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons and actions are understandable to man or not.
The law in question asserts, that the quantity of force which can be brought into action in the whole of Nature is unchangeable, and can neither be increased nor diminished.
The older view of the nature of heat was that it is a substance, very fine and imponderable indeed, but indestructible, and unchangeable in quantity, which is an essential fundamental property of all matter.