What did Massimo Pigliucci mean by: If a theory purports to explain everything, then it is likely not explaining much at all. - Massimo Pigliucci Copy
Nothing can be more idle than the opposition of theory to practice! - Jean-Baptiste Say Economist · France
The theory of interest was wrapped in utter obscurity, until Hume and Smith dispelled the vapor. - Jean-Baptiste Say Economist · France
For the most part, quantum theory has been of little practical value in my life. - Jenny Diski Writer · England
Theory must mediate between all previous truths and certain new experiences - William James Philosopher and psychologist · USA
I was an English major, so I love discussing possibilities and alternate theories. - William Mapother
The ground of science was littered with the corpses of dead unified theories. - Freeman Dyson Physicist · United Kingdom
It is certainly not the least charm of a theory that it is refutable. Explain - Friedrich Nietzsche Philosopher · Germany