“The time when physically nothing is happening is equally important.”

It is widely believed that George III wrote this in his diary on July 4, 1776, the day the American Revolution began. In fact, this was made up by the scriptwriters of the series The X Files, as George III did not write a diary.
Misattributed

Source: Infinite Jest

Source: Breath

Source: Looking Backward, 2000-1887 http://www.gutenberg.org/ebooks/25439 (1888), Ch. 21.

Source: The Shining (1977)

Source: The Riverworld series, To Your Scattered Bodies Go (1971), Chapter 23 (p. 172)

Notice sur les Titres et Travaux scientifiques de Pierre Duhem rédigée par lui-même lors de sa candidature à l'Académie des sciences (mai 1913), The Aim and Structure of Physical Theory (1906)

Original: (it) ​A volte incontri importanti avvengono casualmente. Impara ad apprezzare il tempo, eccellente maestro di vita.
Source: prevale.net