“The most abstract conservation laws of physics come into their being in describing equilibrium in the most extreme conditions. They are the most rigorous conservation laws, the last to break down. The more extreme the conditions, the fewer the conserved structures… In a deep sense, we understand the interior of the sun better that the interior of the earth, and the early stages of the big bang best of all.”
Fourth Theme, Prelude Four
Longing for the Harmonies: Themes and Variations from Modern Physics (1987)
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Frank Wilczek 49
physicist 1951Related quotes

Source: Why Stock Markets Crash - Critical Events in Complex Systems (2003), Chapter 5, Modeling Financial Bubbles And Market Crashes, p. 136

“The interior of the earth is extremely hot - several million degrees.”
From interview he gave to Conan O'Brien in The Tonight Show http://www.youtube.com/watch?v=Ns_4pzfOSTc on 11th November 2009. The real temperature in the inner core is about 9032 - 10832 ºF (5000-6000 ºC).
Quotes from Interviews

Originally column published as "No-Respect Politics" in The Washington Post (26 July 2002) https://www.washingtonpost.com/archive/opinions/2002/07/26/no-respect-politics/f7f00171-0731-4fd8-9c07-7fae9ecb725f/
Source: 2010s, 2013, Things That Matter: Three Decades of Passions, Pastimes and Politics (2013), Chapter 3 : Pride and Prejudices, "The Central Axiom of Partisan Politics".

2010s, Why the Left Hates America (2015)