 ラッセル関係電子書籍一覧 |
In short, as Mr. Micawber would say, the physical world of physics is solid but not indubitable, while the physical world of daily experience is indubitable but not solid. In this statement I am using the word "solid" to mean "existing independently of my mental life."
Source: Bertrand Russell : Mind and Matter (1950年11月？)
More info.: https://russell-j.com/beginner/19501110_Mind-Matter070.HTM