Ich habe kein Gemu«  t, sondern Angst. I have no comfort, onlyanxiety.

-Frisch, Max Rudolph
Andorra, sc.9.

When you're lying awake with a dismal headache, and repose is taboo'd by anxiety, I conceive you may use any language you choose to indulge in, without impropriety.

-Gilbert, Sir W(illiam) S(chwenck)
  Lord Chancellor's nightmare song, Iolanthe, act 2.

The most desirable mental state for a potential consumer†is a kind of free-floating anxietyand depression, combined with a nice collection of unrealistic goals and desires.

-Lurie, Alison
  Of advertising. In the NewYork Review of Books, 2  Jun.

Condition de l'homme: inconstance, ennui, inquie¤  tude. Man's condition. Inconstancy, boredom, anxiety.

-Pascal, Blaise
c.1654^1662  Pense¤  es, no.127 (translated byA Krailsheimer).