Bion insisted on the principle that "The property of friends is common."
Self-conceit is the enemy of progress.
The road to Hades is easy to travel; at any rate men pass away with their eyes shut.
Wealth is the sinews of success.
Just as the good actor perform well whatever role the poet assigns, so too must the good man perform whatever Fortune assigns. For she, says Bion, just like a poet, sometimes assigns the leading role, sometimes that of the supporting role; sometimes that of a king, sometimes that of a beggar. Do not, therefore, being a supporting actor, desire the role of the lead.
Love of money is the mother-city (metropolis) of all evils.
Boys throw stones at frogs in fun, but the frogs do not die in fun, but in earnest.
It hurts the bald-head just as much as the thatched-head to have his hairs plucked.
How stupid it was for the king to tear out his hair in grief, as if baldness were a cure for sorrow.
Good slaves are free, but bad free men are slaves of many passions.