Gandalf to Frodo:
"Many that live deserve death. And some that die deserve life. Can you give that to them?" 

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The Two Towers

“Yes, perhaps, yes,” said Gollum. “Smeagol always helps, if they asks – if they asks nicely.”
“Right!” said Sam. “I does ask. And if that isn’t nice enough, I begs.”

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The Return of the King

"Then farewell!" said Faramir. "But if I should return, think better of me!"
"That depends on the manner of your return!" said Denethor. 

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