Omne trium perfectum - Everything that comes in threes is perfect
Omne trium perfectum definition | Latin Dictionary
Little pigs, french hens, a family of bears. Blind mice, musketeers, the Fates. Parts of an atom, laws of thought, a guideline for composition. Omne trium perfectum? Create your own group of threes, and describe why and how they fit together.
Omne Trium Perfectum | David Cameron's Sermons
From fairytales to hollywood blockbusters, “the rule of three” (Latin-"omne trium perfectum") principle suggests things that come in threes are inherently more humorous, satisfying and effective than any other number of things.