Ecclesiastes 10:9-11

Expanded Bible

⁹ anyone who ·moves [quarries] boulders might be ·hurt [injured] by them;
    and anyone who ·cuts logs [splits trees] might be ·harmed [endangered] by them.
¹⁰ ·A dull ax means harder work [^LIf the ax is blunt and the edge is not sharp, then he must increase his efforts].
    ·Being wise will make it easier [^LThe advantage of wisdom is success].
¹¹ If a snake bites the ·tamer [charmer] before it is ·tamed [charmed],
    what good is the ·tamer [charmer]?