Complex sentence: In philosophy the horror vacui stands for a theory initially proposed by Aristotle stating that nature abhors a vacuum, and therefore empty space would always be trying to suck in gas or liquids to avoid being empty.
Split into simpler sentences: In philosophy the horror vacui stands for a theory initially proposed by Aristotle stating that nature abhors a vacuum. Therefore empty space would always be trying to suck in gas or liquids to avoid being empty.