Fuente: The Foundation series (1951–1993), Foundation’s Edge (1982), Chapter 6 “Earth” section 1, p. 100
Fuente: Foundation's Edge
Isaac Asimov: Frases en inglés (página 7)
Isaac Asimov era escritor estadounidense. Frases en inglés.Fuente: The Foundation series (1951–1993), Foundation’s Edge (1982), Chapter 12 “Agent” section 4, p. 226
“The spell of power never quite releases its hold.”
Fuente: The Foundation series (1951–1993), Second Foundation (1953), Chapter 12 “Lord”
“We abandoned the appearance of power to preserve the essence of it.”
Fuente: The Foundation series (1951–1993), Foundation’s Edge (1982), Chapter 20 “Conclusion” section 1, p. 408
Part IV, The Traders, section 3
The Foundation series (1951–1993), Foundation (1951)
Isaac Asimov's Science Fiction Magazine, April 1990, p.6
General sources
"By Jove!" in View from a Height (1963); often misquoted as "Jupiter plus debris".
General sources
"Runaround" in Astounding Science Fiction (March 1942); later published in I, Robot (1950)
The Three Laws of Robotics (1942)
"Nowhere!" Asimov's Science Fiction (September 1983)
General sources
“To Mankind
And the hope that the war against folly may someday be won, after all.”
Dedication, p. 5; this refers to the quotation of Friedrich Schiller from which Asimov derived the title of this novel: "Against stupidity the gods themselves contend in vain."
The Gods Themselves (1972)
“Courtiers don’t take wagers against the king’s skill. There is the deadly danger of winning.”
Part III, The Mayors, section 3
The Foundation series (1951–1993), Foundation (1951)
“I accept nothing on authority. A hypothesis must be backed by reason, or else it is worthless.”
“Reason”, p. 52
I, Robot (1950)