Identify the perspective of the speaker in the given statement
The quality of this service was unacceptable
The speaker has a negative perspective towards the quality of the service they have received.
Complete the following task based on the instruction and optional input provided.### Instruction:
Identify the perspective of the speaker in the given statement

### Input:
The quality of this service was unacceptable

### Output:
The speaker has a negative perspective towards the quality of the service they have received.