They questioned the principle of the conservation of parity in weak interactions, and wrote a paper called "Question of Parity Conservation in Weak Interactions".
She questioned the principle of small employers making investment decisions on behalf of employees, often without the understanding, knowledge or incentive to do so.
"It has established beyond question the principle that those who commit human rights abuses in one country cannot assume they are safe elsewhere," Mr. Straw told Parliament.
They might even move beyond restrictions on the movement of labour and start to question the principle of passport- and visa-free travel across the EU.
In an unusual political attack on a judicial decision, Manuel Valls, the interior minister, said the verdict was regrettable because it "called into question the principle of secular education".
The current American election cycle has repeatedly called into question the principle that words – uttered, written down, heard – are the most powerful basis there has ever been for social justice.
"However, we are pleased that the ruling does not, in any way, bring into question the principle of this or other authorities housing people out of borough where it is necessary.
Still, a decision by Washington against intervention would not "call into question the principle of a sanction" against the Assad government, said Romain Nadal, a diplomatic spokesman for Mr. Hollande.
The government has already said it wants a referendum in 2010.In theory, Poland does not have the right to question the principle of joining the euro: the EU's new members are supposed to join once they pass the membership tests.
Even the American savings-and-loan crisis, an early deregulation disaster, was tidied up with the help of a bail-out plan and easy monetary policy, and dismissed as an aberration.Rather than question the principle of deregulation, some governments redesigned their regulatory structures.
