Although we don't have much context, this sounds much like the standard ending to a speech, at a project milestone or during a fund-raising drive or a political campaign.

"Congratulations and thanks for your hard work. Now let's finish the job!"

Possible.

Yes, typical encouraging words and ending the session on a up note. Can't help thinking the Spanish expression is a little strange (at least for Spain - Anaflavia doesn't tell us which country this is for.)

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Note added at 1 hr (2010-10-30 16:25:56 GMT)
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Or even, *there's no stopping us now*

Consider:

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Note added at 2 hrs (2010-10-30 17:09:41 GMT)
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A different option.
Saludos, Anaflavia!
eski