It may be that erosion or metamorphism destroyed traces of Hadean life, or that Hadean time preceded the evolution of life. In any case, Hadean time is not amenable to subdivision based on fossils.

Children who seriatim decapitate a row of trees or pull the wings off flies hardly do it unintentionally, but they may have no reason or motive […]

Rosemary peeled off Sloane Square, Hartnell, decorations-will-be-worn, fog primroses, crumpets by the fire, and let fly vulgarly at Vythilingam.

The oleaginous Mike Pence, with his talent for toadyism and appetite for obsequiousness, could, Trump knew, become America’s most repulsive public figure.