Pauli replies to Pais' letter of 21 August 1953. He enumerates several objections to Pais' theory.

Pauli makes some comments on Pais' paper with Serber. He offers some thoughts about Beta-decay and neutrino-meson reactions. He asks some questions about reflection invariance and lepton gauge invariance.

Pauli writes about a long letter he has sent to Schwinger, Wentzel and Bethe on Vacuum polarization and photon self-energy. He would be interested in Pais, Oppenheimer and Dyson's opinion.

Pauli looks forward to seeing Pais in Zürich in July. He talks about the Oppenheimer-case.

Pauli sends greetings from Sicily. He makes remarks on Plato.

Pauli sends greetings from Les Houches.

Pauli write about the Copenhagen conference and its program.

Pauli writes that Green has left.

Pauli talks about his work on the Lee model and about Thirring's progress with the divergence of the Dyson series.

About W. Pauli and his wife's stay in Sicily.