Forty Milleniums Of Cultivation (Official) is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

“Even if this universe is nothing but a brutal, bloody and dark forest, we Cultivators will burn our lives and burst into a fiant spark!“However weak every spark is, however short-lived, however small… So long as the sparks keep flowing, then one day one of those sparks will light some tinder, and that tinder may light some fallen branches, and those branches shall set ablaze each and every last tree of the forest!“Finally, even the faintest sparks will eventually set the shadowy forest ablaze and illuminate the whole world!”