4 ideas
17699 | Variables are auxiliary notions, and not part of the 'eternal' essence of logic [Schönfinkel] |
20752 | For man, being is not what he is, but what he is going to be [Ortega y Gassett] |
8825 | It seems impossible to logically deduce physical knowledge from indubitable sense data [Kim] |
20756 | Instead of having a nature, man only has a history [Ortega y Gassett] |