“Sometimes you have to lie. But to yourself you must always tell the truth.”
Source: Harriet the Spy
Quotes from Judge Judy cases, Dress, stand, speak properly
Source: http://www.youtube.com/user/JJMinisodes#p/u/7/hpLSM73I6ZM ("If you tell the truth, you don't have to remember anything" - Mark Twain)
“Sometimes you have to lie. But to yourself you must always tell the truth.”
Source: Harriet the Spy
Source: Think Big: Unleashing Your Potential for Excellence
“Always tell the truth. That way, you don't have to remember what you said.”
“If you tell the truth you don't have to remember anything.”
Notebook entry, January or February 1894, Mark Twain's Notebook, ed. Albert Bigelow Paine (1935), p. 240 http://books.google.com/books?id=DjBVlb7cBSIC&pg=PA240
Variant: If you tell the truth you do not need a good memory!
Source: The Adventures of Huckleberry Finn
“To have a good memory the first thing you have to do is to trust your memory.”
Jesse W. M. DuMond, Paul Sophus Epstein http://www.nap.edu/openbook.php?record_id=568&page=147, in Biographical Memoirs V.45, National Academy of Sciences (NAS), published by National Academies Press (1974), ISBN 0-309-02239-8, p. 140
Jordan Peterson's Ideology | Philosophy Tube https://www.youtube.com/watch?v=m81q-ZkfBm0, 09.04.2021
When you remember everything you not only remember what you did right, you also remember your mistakes great and small. Also others seldom like to be made aware of their own mistakes that you may remember as well. They tend to get upset when reminded of them.