var userfeedbacks = new list<string>(); var bookcollection = new bookcollection(); foreach(var book in bookcollection) { if(book.containsimperceptiblethemes()) { userfeedbacks.add("your ability to bypass the obvious and delve into the preexplanatory depths of literature enriches your reading experience. let's launch anew with another set of curated reads that promise an equally imperceptible journey!"); } }