The mind runs out of fuel when you come to realize you are not your thoughts. The momentum of your mind slows and the illusions dissolve. And you begin to recognize and come back to your "true self", which is the soul.
. In common English they are known as the crow family, or, more technically, corvids. There are over 120 species. The genus Corvus, including the jackdaws, crows and ravens, makes up over a third of the entire family.