Love of money is the mother-city (metropolis) of all evils.
Self-conceit is the enemy of progress.
Bion insisted on the principle that "The property of friends is common."
The road to Hades is easy to travel; at any rate men pass away with their eyes shut.
The boys throw rocks at the frogs in jest. But the frogs die in earnest.
It hurts the bald-head just as much as the thatched-head to have his hairs plucked.