We're forced out of lazy habits of thought and compelled to keep questioning and wondering when the nature of something or someone is uncertain.

CNN: Anderson Cooper: gay role model?

When Carwyn Jones says the NHS will "collapse" unless it changes, he goes out of his way to make sure he's not seen to be questioning the commitment of those who keep it afloat now.

BBC: What you think of reshaping the NHS

While Al-Qahtani and Al-Hamid are still free, al-Qahtani says they've been banned from travel, and the Saudi authorities keep a close eye on them, repeatedly calling them in for questioning.

CNN: Saudi activists say kingdom trying to silence them

Keep his name confidential and do all you can to prevent the class action defendant from questioning him.

FORBES: Securities Fraud Suit Collapses Under Weight Of Truth

Less than a year after the ECB President Mario Draghi buoyed the markets with his promise to do "whatever it takes" to keep the currency together, the central bank's governors move has left some economists questioning whether the ECB has reached the limits of its power.

CNN: Euro recession deepens: So what can the ECB do now?