No ?

Q: will you ...?
A: No.

Q: can you please ...?
A No.

Q: is it possible if you ...?
A: No.

Q: please ...
A: No.

Q: hey! are you ...?
A: No.

Q: do you know ...?
A: No.

Q: lend me a ...?
A: No.

Q: i think it's better if ...
A: No.

Q: can we ...?
A: No.

Q: please try ...
A: No.

Q: just try, never try never know ...
A: No.

well, there is always a better answer than "No"

light up a candle

take a deep breath

and walk yourself towards "Yes"