Final answer:
In Shakespeare's play 'Julius Caesar', the line 'Why, man, he doth bestride the narrow world' is used to show Caesar's power and arrogance.
Step-by-step explanation:
The subject of the question is English, specifically related to the study of literature and plays.
In the given passage from Shakespeare's play 'Julius Caesar', the line 'Why, man, he doth bestride the narrow world' is said by a character to describe Julius Caesar's power and influence. The character compares Caesar to a Colossus, suggesting that he puts himself above all others and dominates the world around him. This line is used to show Caesar's arrogance and his ability to control and overshadow everyone else.