Do not go to bed until you have gone over the day three times in your mind. What did I do wrong? What did I do right? What did I leave undone?

Pythagorean theorem, mathematics

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Details

Context

Attributed in later writings

Date / Period

500 BC

Source

https://www.goodreads.com/author/quotes/106385.Pythagoras

Verification

Unverifiable

Explanation

Found in 1 providers: deepseek

Method

Cross Reference

Sources Checked

1 source