It's easy to prove partial correctness, but it's not obvious that it is also totally correct.

My colleague John Krebs and I have dubbed this the ‘life/dinner principle’. Because of the life/dinner principle, animals might at times behave in ways that are not in their own best interests, manipulated by some other animal.

Along the back of the yard stood the pool house. It was a small house with big windows and many small panes and a bistro table and chairs sat on a patio next to the French doors.

Should I of these the liberty regard, Who , freed , as to their ancient patrimony , Unhumbled , unrepentant , unreformed