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Louis de Broglie Quotes

The actual state of our knowledge is always provisional and... there must be, beyond what is actually known, immense new regions to discover.

The actual state of our knowledge is always provisional and... there must be, beyond what is actually known, immense new regions to discover.

Louis de Broglie
Knowledge, Discovery, Limits
"Causality and Chance in Modern Physics". Foreword of book by David Bohm, p.10, 1984.

We are not sufficiently astonished by the fact that any science may be possible.

Louis de Broglie
May, Facts
Louis de Broglie (1955). “Physics and microphysics”

Two seemingly incompatible conceptions can each represent an aspect of the truth... They may serve in turn to represent the facts without ever entering into direct conflict.

Louis de Broglie
Truth, Two, Entering
Dialectica, Vol. 2, No. 3/4 (p. 326), 1948.

In space-time everything which for each of us constitutes the past, the present and the future is given en bloc...Each observer, as his time passes, discovers, so to speak, new slices of space-time which appear to him as successive aspects of the material world, though in reality the ensemble of events constituting space-time exist prior to his knowledge of them.

Louis de Broglie
Past, Reality, Space

The history of science shows that the progress of science has constantly been hampered by the tyrannical influence of certain conceptions that finally came to be considered as dogma. For this reason, it is proper to submit periodically to a very searching examination, principles that we have come to assume without any more discussion.

Louis de Broglie
Progress, Examination, Principles
"The Revolution in Physics: A Non-mathematical Survey of Quanta". Book by Louis de Broglie, Noonday Press, p. 237, "Will Quantum Physics Remain Indeterministic", 1953.

It seems a little paradoxical to construct a configuration space with the coordinates of points which do not exist.

Louis de Broglie
Space, Littles, Paradoxical
"Quantum Theory at the Crossroads: Reconsidering the 1927 Solvay Conference". Book by Guido Bacciagaluppi and Antony Valentini, Cambridge University Press, p. 346, 2009.

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