The instincts of self preservation, therefore, must have frequently predominated and shaped the features of society freely, as if the unselfish affections had no place in human nature.
Marilyn had taken on a business partner named Milton Greene, a 34-year-old photographer who wears black silk shirts and looks something like an adolescent George Raft.
In Bellevue, Washington, for instance, a bus driver who routinely fed crows at home nearly lost her job because the flock started following her to work.
In modeling terms, you would most usually expect to see a UML component here; however, such a restriction seems arbitrary, and so the metaclass is noted as class for more flexibility.