"internal cause" is a correct and usable phrase in written English.
It refers to the cause or reason behind something that originates from within a person or thing, rather than an external factor. Example sentence: "His self-doubt was the internal cause of his lack of confidence."
One might have thought that the vibrations caused by the clapping and the shouts of "Bravo!" had loosened the aging molecules of the heroic grenadier's plaster head; but that supposition soon had to be abandoned when it became clear that the bursting of the effigy had been produced by an internal cause — namely, an increase in the volume of the creature.
This is the internal cause of class priors continuously changing over time.
He thinks, then, that matter has, so to speak, its own independent causal pathway as an internal cause.
And while boosting your AI's natural language interface's mean-squared-error from 80-82 percent is an internal cause for celebration, users are much more shrewd.
Contemporary Left Hegelians treat Hegel's doctrine that reason is active in history as the claim that free thought, through the thinking of individuals, is history's internal cause.
These interactions are data-flows, instruction-flows and control-flows of the software, and these flows driving hardware circuit is the internal cause of power consumption of software.
On the first point, Chomsky repeatedly stressed that claims about internalized grammars and universal grammar were unexceptional empirical hypotheses about the internal causes of the observational evidence.
But much of the trouble stems from internal causes.
The social dynamics had internal causes and effects but also external ones.
"Three decades of war can play a pivotal role in the internal causes," said Maj. Bashir Ishaqzia, commander of the Afghan National Police recruitment center in Nangarhar Province.
The internal causes began with discord reaching back several years among Mr. Masur, the Philharmonic board and Deborah Borda, the orchestra's executive director who was replaced last summer by the widely respected Zarin Mehta.
