- One has to stress once again, that the mechanical world view and psychophysical interpretation accompanying it are based not on the instructions of the philosophizing mind, but on the clear and accurate facts discovered by experiment and observation; and in the cases of non-correspondence (very rare, fortunately) between the requirements of the mind and the facts, reason must adjust to the facts, and not vice versa.
- as quoted Viktor Yakovlevich Frenkel (1996). Yakov Ilich Frenkel: his work, life, and letters. Birkhäuser. pp. 25-26. ISBN 3764327413.
- It would be interesting to use high temperatures - in the billions, which develop during atomic bomb explosions, for conducting synthetic reactions (for example, the formation of helium from hydrogen), which are the source of energy of stars and which could raise the energy liberated during the explosion of basic matter (uranium, bismuth, lead) even higher.
- Quoted in The world of Andrei Sakharov: a Russian physicist's path to freedom (2005) By Gennadiĭ Efimovich Gorelik, Antonina W. Bouis, p. 134.