As he's living out his amazing slime life, Rimuru decides to record his experiences in a diary... but there are so many, he doesn't know where to start. That's just how life in Tempest goes.
Great Rimuru taught me about them.
علّمني ريمورو-ساما حولها
Das hat mich Meister Rimuru gelehrt.
El señor Rimuru me enseñó este arte.
El señor Rimuru me enseñó este arte.
Maître Limule m’en a enseigné
les rudiments.
È stato il Grande Limur 
a insegnarmi a prendermene cura.
Rimuru-sama me ensinou a cultivá-las.
Великий Римуру мне о нём поведал.