ACCORDING TO ONE'S OWN LIGHTS
according to one's own lights: translation
according to one's own lights
according to the way one believes; according to the way one's conscience or inclinations lead one. •
John may have been wrong, but he did what he did according to his own lights.
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{adv. phr.} In accordance with one's conscience or inclinations. * /Citizens should vote according to their own lights./