In times of crisis, it is of utmost importance not to lose one's head.

Related:

• No need losing one's head over it" --
  Famous Last Words, M....
• There is nothing new except what has been forgotten.
  Marie...
• Pardonnez-moi, monsieur." --Marie Antoinette,
  Queen of France, 1755-1793 (Approaching...
• To lose one parent, Mr Worthing, may be regarded as a misfortune;
  to lose both looks like carelessness. -- Oscar Wilde...
• Pardonnez-moi, monsieur." (Spoken to the executioner,
  after she stepped on his foot.) ~~ Marie Antoinette...
• There is not a minute to lose and not a franc... Jean-Marie Descarpentries,
  newly appointed chairman of Groupe Bull...
• Burns: Now, before we adjourn, gentlemen, I have one last matter of utmost importance.
  I need to send this parcel with the profit...
• Be less curious about people and more curious about ideas.
  Marie Curie (standard advice to reporters seeking...