If we worked on the assumption that what is currently regarded as impossible is really impossible, we should never have made any progress.
First powered flight
If we worked on the assumption that what is currently regarded as impossible is really impossible, we should never have made any progress.
First powered flight
Found in 1 providers: grok
Cross Reference
1 source
"The machine is a thing of life, and will respond to the touch of the hand."
Shocking"We have had considerable difficulty in getting the engine to work properly."
Controversial"The difficulties were great, but our faith was greater."
Shocking"The difficulties of the problem are so great that few have dared to attack it."
Controversial"The problem of flight is a problem of equilibrium."
ControversialPremium quality, printed on demand. Ships worldwide.
Don't see what you're looking for? Email us for custom products