Proclaiming they had the answers was the easy part. Really having them, and making them work—that looked… — Harry Turtledove

Proclaiming they had the answers was the easy part. Really having them, and making them work—that looked harder. That looked a hell of a lot harder to him. But some people would buy castles in the air because they were short of beans on the ground.

p. 205Source: Wikiquote · CC BY-SA 4.0