They would bring him a picture, requiring him to invent a story for it without a moment's delay.
No kid invents a monster without a defense of some sort.
Conversations on the Web allow us to play ourselves or invent other selves without physical boundaries.
Most of us are adept enough at inventing neuroses without the help of modern science.
Ship change depends on the purpose; technologies do not invent themselves without a demand.
Would you attempt to invent, let us say, an airplane without first studying those laws?
The boys walked off, steaming, determined to invent a product without any help.
This way you might invent a hard-but-frictionless surface much like an air-hockey table, but without the air.
You can invent wild stories without any help from us.
And how can I invent my version of the story, without my crooked vision?