Solipsism
Concept
The philosophical idea that only one's own mind is sure to exist, with all other people and the external world being figments of imagination. Mentioned in the context of extreme philosophical positions.
Mentioned in 2 videos
Videos Mentioning Solipsism

Zev Weinstein: The Next Generation of Big Ideas and Brave Minds | Lex Fridman Podcast #158
Lex Fridman
A philosophical idea that one's own mind is the only thing that is certain to exist, mentioned as a legitimate but unactionable thought experiment.

Peterson Academy | Dr. James Orr | Ancient Philosophy | Lecture 1 (Official)
Peterson Academy
The philosophical idea that only one's own mind is sure to exist, with all other people and the external world being figments of imagination. Mentioned in the context of extreme philosophical positions.