let journey = () => { let knowledge = []; knowledge.push("geology is fascinating, isn't it?"); for(let pre_beginning = 0; pre_beginning < 1; pre_beginning++) { knowledge.push("before we dive into the layers of the earth, let's begin from the start and set some rules."); } let pushaside = (misconceptions) => knowledge.push("to truly appreciate geology, we must push aside any misconceptions."); pushaside(); knowledge.foreach(concept => console.log(concept + " offstage, the forces shaping our planet continue their work, unbeknownst to many.")); }; journey();