When technology becomes indistinguishable from magic.
|"The only limitation is your imagination."|
"If you can dream it, you can do it."
However, not everyone follows the above philosophy, and even scientific geniuses have occasionally got it wrong due to an inability to dream big.
Here are a few examples of scientific doubters (some of them geniuses) who suffered from 'That's impossible!' syndrome, only to ultimately be made to look a bit foolish when science proved them wrong...