1. None but the wearer knows where the shoe pinches. 

2. That's where the shoe pinches.

3. I don't know where the shoe pinches.

4. This is where the shoe pinches.

5. Now I know there are some instances where the shoe pinches.

6. No one but the wearer knows where the shoe pinches.

7. It's really a sad thing which knows where the shoe pinches like the wearer.

8. Deepening reform is where the shoe pinches of accelerating the party schools'teaching system innovation.

9. He is sad. Do you know where the shoe pinches?

10. Sue: That's where the shoe pinches, I think. the way(http://Sentencedict.com), what are you keen on?

11. You didn't experience that, so you don't know where the shoe pinches.

12. Only a wearer knows where the shoe pinches. Only a wearer knows where the shoe pinches.

13. No one knows better where the shoe pinches than he who wears it.

14. So data quality is where the shoe pinches of data warehouse build and run successfully.

15. He is sad . Do you where the shoe pinches?

16. The coach said he wasn't worried about any position except quarterback; that was where the shoe pinches.

17. Peer-to-peer is a distributed control network technology, how to enhance file query efficient is where the shoe pinches in Peer to Peer development(Sentencedict.com), sustaining semantic query is one of ways.

18. We can't do anything about it before we first find out where the shoe pinches.

19. But to really implement the forest resource capitalization management, where the shoe pinches is the capital value evaluation of forest resources.

20. I also have been young and poor , so I know where the shoe pinches.