Create a sentence that employs a figure of speech.
"Time flies when you're having fun." This sentence uses the figure of speech known as a metaphor, where time is being compared to a bird that flies swiftly.
Complete the following task based on the instruction and optional input provided.### Instruction:
Create a sentence that employs a figure of speech.

### Output:
"Time flies when you're having fun." This sentence uses the figure of speech known as a metaphor, where time is being compared to a bird that flies swiftly.