Idealism is not possible to infer the 'I' as an object (Descartes' "cogito ergo sum") purely from "the spontaneity of thought". Kant focused on ideas drawn from British philosophers such as Locke, Berkeley and Hume but distinguished his transcendental or critical idealism from previous varieties; Kant distinguished between things as they appear to an observer and things in themselves, "that is, things considered without regard to whether and how they may be given to us". We cannot approach the "noumenon", the "thing in Itself" () without our own mental world. He added that the mind is not a blank slate, "tabula
Mr. Cogito Departure"). Two Cogito-related texts may be found there. The first one, dedicated to Władysław Walczykiewicz, is entitled "From Mr. Cogito on the Set Topic: Friends Depart" and bears the weight of nostalgic memories of the old times and companions gone. The second poem – "The Calendars of Mr. Cogito" – has a similar atmosphere. Written for Zbigniew Zapasiewicz, it mentions the feelings accompanying Mr. Cogito, who flicks through his old pocket calendars and finds the forgotten names and notes, covered with the mist of time. "Epilogue of the Storm" was released in 1998 and happened to be the last poetry