“Don't underestimate the power of your enemy, no matter how big or small, one day it could be to your detriment.”
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Attila 22
King of the Hunnic Empire 406–453Related quotes

“Never underestimate your power to change yourself; never overestimate your power to change others.”

April 15th 2012 speech in Kim Il-Sung Square, https://www.nytimes.com/2012/04/16/world/asia/kim-jong-un-north-korean-leader-talks-of-military-superiority-in-first-public-speech.html

“Start with whatever you have, there is something in your hand no matter how small.”