I reject your reality and substitute my own is a popular phrase used by people to express their stubbornness and refuse the advice of others in order to pursue their own beliefs and desires.
The quote appeared in multiple sources throughout the years, resulting in its great popularity.
Opinions differ on the origin of the phrase, however one of the oldest cases of “I reject your reality and substitute my own” appeared in a 1974 episode of Dr. Who.
A more popular use of the sentence is heard in the 1984 movie, The Dungeonmaster.
While the quote appeared in Calvin and Hobbes and many other sources, it was truly popularized in an episode of Mythbusters, dropped by Adam Savage.
A clip of the scene was uploaded to YouTube in 2008.
“I reject your reality and substitute my own” was first defined on Urban Dictionary in 2018.