Assertion: percent myth | /r/CapableOf | show a self-help advertisement
Facets:
value: with the line
type: OTHER
value: from the 1929 world almanac
type: LOCATION
Source sentences:
text: The concept gained currency by circulating within the self-help movement of the 1920s; for example, the book Mind Myths: Exploring Popular Assumptions About the Mind and Brain includes a chapter on the ten percent myth that shows a self-help advertisement from the 1929 World Almanac with the line