No reason for the suicide seems to be known but Dirac's relations with his father, already strained, seemed almost to end completely after this which does suggest that Dirac felt that his father carried at least some responsibility.
Walang dahilan para sa pagpapakamatay parang kilala ngunit Dirac ng relasyon sa kanyang ama, na sala, seemed halos sa dulo ganap na matapos na ito ay iminumungkahi na Dirac nadama na ang kanyang ama dala ng hindi bababa sa ilang mga responsibilidad.