"Feynman comments that the renormalization theory is simply way to sweep difficulties under the rug. All the players, …"

"Hence most physicists are very satisfied with the situation. They say: "Quantum electrodynamics is a good theory, and…"

"So it appears that the only things that depend on the small distances between coupling points are the values for n an…"

"During the Symposium on the Past Decade in Particle Theory at the University of Texas at Austin in April 1970, I had …"

"After such successes, it is not surprising that quantum electrodynamics in its simple renormalizable version has beco…"

"The quantum field theory of electrons and photons in the late 1940s had scored a tremendous success. Theorists – Feyn…"

"Little things affect big things, but they rarely affect very big things. Instead, little things affect slightly bigge…"

"[W]hen we have ideas and pictures that are extremely useful, they acquire elements of reality in and of themselves. B…"

"To assert that there exists an order parameter in essence says: ‘‘I may not understand the microscopic phenomena at a…"

"There has always been a good deal of mystery surrounding the pinch harmonic, or, as hip players like to call it, “pic…"