Generate 3 examples of a simile.
1. As fast as lightning. 
2. As bright as the sun. 
3. Like a fish out of water.
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate 3 examples of a simile.

### Output:
1. As fast as lightning. 
2. As bright as the sun. 
3. Like a fish out of water.