Given the text, determine if it is a metaphor or a simile
His life was a tumultuous sea
The given text, "His life was a tumultuous sea" is a metaphor because it's comparing his life directly to a tumultuous sea without using words "like" or "as".
Complete the following task based on the instruction and optional input provided.### Instruction:
Given the text, determine if it is a metaphor or a simile

### Input:
His life was a tumultuous sea

### Output:
The given text, "His life was a tumultuous sea" is a metaphor because it's comparing his life directly to a tumultuous sea without using words "like" or "as".