The best way I kno ov tew repent of enny thing is tew do better next time.

[The best way I know of to repent of anything is to do better next time.]

Josh Billings (1818-1885) American humorist, aphorist [pseud. of Henry Wheeler Shaw]

Everybody’s Friend, Or; Josh Billing’s Encyclopedia and Proverbial Philosophy of Wit and Humor, ch. 139 “Affurisms: Hooks & Eyes” (1874)
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Variant:

The best way I know to REPENT of anything is not to do it again and to do better next time.
[H. Montague, ed., Wit and Wisdom of Josh Billings (1913)]