Build a Better Mousetrap phrase verb
You want to build a better mousetrap, it's not an easy thing!
Peter thought he could built a better mousetrap, but he didn't know his invention was similar to the one that had already existed.
There have been many researches recently, but only a few have really built a better mousetrap!
To become better
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This phrase was created by Ralph Waldo Emerson in his speech. In May 1882 the Atlanta Constitution newspaper printed this and ascribed it to Emerson.