nil desperandum

Etymology
nīl ‘nothing’, dēspērandum, gerund of dēspērāre ‘despair’, as used in Nil desperandum Teucro duce et auspice Teucro ‘no need to despair with Teucer as your leader and Teucer to protect you’, in Horace, Odes

Interjection

 * 1) Do not despair.

Phrase

 * 1) nothing to be despaired of
 * Nil desperandum Teucro duce et auspice Teucro (there is nothing to despair about with Teucer as our leader and Teucer as our protector). &mdash; Horace, Odes, I.vii.27 (translation Benham's Book of Quotations).
 * 1) never despair.
 * 2) I am not going to give up. Not for giving up, as in: this is not for giving up on.