Nausea

...that is the danger of keeping a diary: you exaggerate everything, you are on the look-out, and you continually stretch the truth... I'm going to bed. I'm cured, and I'm going to give up writing down my impressions, like a little girl, in a nice new notebook.

There's only one case in which it might be interesting to keep a diary: that would be if *

*The text is missing.

Jean-Paul Sartre, Nausea