Generate an example sentence using the following words: furious, venture, irritability.
John could feel the irritability building up inside him, and his once-exciting venture, now turned into a source of stress, had left him positively furious.
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate an example sentence using the following words: furious, venture, irritability.

### Output:
John could feel the irritability building up inside him, and his once-exciting venture, now turned into a source of stress, had left him positively furious.