Classify the emotion conveyed by the following phrase:
"I can't stand this!"
The emotion conveyed by the phrase "I can't stand this!" is frustration or anger.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify the emotion conveyed by the following phrase:

### Input:
"I can't stand this!"

### Output:
The emotion conveyed by the phrase "I can't stand this!" is frustration or anger.