evidence: MLA Style Citation "A quote by Mark Twain" theysaidso.com, 2024. Oct 09, 2024. https://theysaidso.com/quote/mark-twain-twenty-years-from-now-you-will-be-more-disappointed-by-the-things-tha APA Style Citation "A quote by Mark Twain" (n.d.). theysaidso.com. Retrieved Oct 09, 2024, from theysaidso.com web site : https://theysaidso.com/quote/mark-twain-twenty-years-from-now-you-will-be-more-disappointed-by-the-things-tha Chicago Style Citation "A quote by Mark Twain". theysaidso.com, 2024. https://theysaidso.com/quote/mark-twain-twenty-years-from-now-you-will-be-more-disappointed-by-the-things-tha , accessed Oct 09, 2024.