Boys throw stones at frogs in fun, but the frogs do not die in fun, but in earnest.
Variants
Boys throw stones at frogs for fun, but the frogs don't die for "fun", but in sober earnest.
Bion insisted on the principle that "The property of friends is common."
Good slaves are free, but bad free men are slaves of many passions.
The road to Hades is easy to travel; at any rate men pass away with their eyes shut.
It hurts the bald-head just as much as the thatched-head to have his hairs plucked.
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