1. The darkest hour is that before the dawn. 

2. One hour today is worth two tomorrow. 

3. The darkest hour is just before the dawn. 

4. A man has his hour, and a dog has his day. 

5. Lose an hour in the morning, and you’ll spend all day looking for it. 

6. An hour in the morning is worth two in the evening. 

7. An hour in the morning before breakfast is worth two all the rest of the day. 

8. Lose an hour in the morning, and you’ll be all day hunting for it. 

9. A fool may ask more questions in an hour than a wise man can answer in seven years. 

10. One crowded hour of glorious life is worth an age without a name. 

11. Boats for hire: one shilling an hour.

12. He left the house over an hour ago.

13. She arrived an hour late,[sentencedict.com] as is her wont.

14. He tossed off several papers in half an hour.

15. It took me an hour to skim the book.

16. He postponed his trip at the eleventh hour.

17. I will be back within an hour.

18. Our speed averaged out at 50 km an hour.

19. Cover the pot and bake for an hour.

20. Lights off for Earth Hour, count me in.

21. Every boring hour in life is unique.

22. How many trains run in an hour?

23. He arrived there at the eleventh hour.

24. The journey takes about an hour, door to door.

25. The church bell tolled the hour.

26. That was quick! I thought you'd be another hour.

27. The plant can crank out about 6cars an hour.

28. The heavy traffic detained us for half an hour.

29. Her baby babbled away for an hour.

30. Every dog has his day, and every man his hour.