"For since the fabric of the universe is most perfect and the work of a most wise Creator, nothing at all takes place in the universe in which some rule of maximum or minimum does not appear"

In this quote, Leonhard Euler is revealing his belief that the universe is elaborately developed and produced by a sensible being. He argues that every aspect of deep space, no matter how big or little, follows a particular rule of optimum or minimum. This could refer to the laws of physics, the balance of nature, or perhaps the patterns and cycles observed in deep space. Euler's statement suggests that there is a function and order to everything in the universe, which this is proof of a greater power at work. It also highlights the intricacy and perfection of deep space, additional stressing the intelligence of its creator.