Generate a metaphor describing a relentless pursuit.
Pursuing a goal relentlessly is like being a hound on the trail of a scent, undeterred by obstacles and unwilling to give up until the prize is within its jaws.
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate a metaphor describing a relentless pursuit.

### Output:
Pursuing a goal relentlessly is like being a hound on the trail of a scent, undeterred by obstacles and unwilling to give up until the prize is within its jaws.