The more you use these, the better you'll feel.
1. I wouldn't worry about it
2. Go for it.
3. Doing it this way works for me.
4. I understand where you're coming from.
5. Why not me?
6. Anything is possible.
7. I need to say something.
8. I made a mistake.
9. Tell me more.
10. Can you help me?
11. What can I do to help?
12. I'll find an answer.
and - not included on this list - my key to getting issues resolved:
"Who do I need to talk to to solve this problem?"
Lovely phrase. Cuts through stiffnecked bureaucracy like a soldering iron through butter.