Original: Is Brutus sick? and is it physical
Modern: Are you sick, Brutus? Is this a physical illness?

Original: To walk unbraced and suck up the humours
Modern: That makes you walk around half-dressed, breathing in the bad air

Original: Of the dank morning? What, is Brutus sick,
Modern: Of this cold, damp morning? Really, are you sick, Brutus,

Original: And will he steal out of his wholesome bed,
Modern: And you sneak out of your healthy, warm bed

Original: To dare the vile contagion of the night
Modern: To risk catching the disgusting diseases of the night

Original: And tempt the rheumy and unpurged air
Modern: And expose yourself to the wet, polluted air

Original: To add unto his sickness? No, my Brutus;
Modern: That will only make you sicker? No, my dear Brutus,

Original: You have some sick offence within your mind,
Modern: You have some troubling problem in your thoughts,

Original: Which, by the right and virtue of my place,
Modern: Which, because of my rights and position as your wife,

Original: I ought to know of: and, upon my knees,
Modern: I should know about. And here, kneeling before you,

Original: I charm you, by my once-commended beauty,
Modern: I beg you, by the beauty you once praised,

Original: By all your vows of love and that great vow
Modern: By all your promises of love and that sacred vow

Original: Which did incorporate and make us one,
Modern: That joined us together and made us one person,

Original: That you unfold to me, yourself, your half,
Modern: Please tell me, as your other half,

Original: Why you are heavy, and what men to-night
Modern: Why you’re so troubled, and what men tonight

Original: Have had to resort to you: for here have been
Modern: Have come to visit you, because there have been

Original: Some six or seven, who did hide their faces
Modern: About six or seven men who hid their faces

Original: Even from darkness.
Modern: Even from the darkness itself.

In Act II, Scene 1 of Julius Caesar, Brutus paces in his orchard in the early morning hours, wrestling with his conflicted feelings about Caesar. He acknowledges that he has no personal grievance against Caesar but fears what Caesar might become if crowned emperor. Brutus reasons that power corrupts and that Caesar, once given absolute authority, could become tyrannical. His servant Lucius brings him a letter, which Brutus reads by candlelight. The letter, ostensibly from concerned Roman citizens, urges him to take action against Caesar’s growing power. After sending Lucius to check the calendar, Brutus learns it is the Ides of March, the very day the soothsayer had warned Caesar to beware.

The conspirators—Cassius, Casca, Decius, Cinna, Metellus, and Trebonius—arrive at Brutus’s house under cover of darkness. They discuss their plans to assassinate Caesar, with Cassius suggesting they should also kill Mark Antony as a potential threat. However, Brutus argues against killing Antony, believing it would make them appear too bloodthirsty and that Antony poses no real danger without Caesar. The conspirators agree to meet Caesar at the Capitol, where Decius promises to ensure Caesar will attend despite any potential reluctance. After the conspirators leave, Brutus’s wife Portia enters, having been awakened by his restless behavior. She pleads with him to share his troubles, even showing him a self-inflicted wound as proof of her strength and discretion, but Brutus promises to tell her everything later as another visitor, Ligarius, arrives to join their cause.

Julius Caesar opens in Rome as Caesar returns triumphantly from his victory over Pompey’s sons. Despite warnings from a soothsayer to “beware the Ides of March,” Caesar proceeds with his plans. A group of Roman senators, led by Cassius and including the noble Brutus, grows concerned about Caesar’s increasing power and popularity with the common people. Cassius manipulates Brutus into joining their conspiracy by appealing to his sense of duty to the Roman Republic, convincing him that Caesar’s ambition threatens Rome’s democratic traditions.

On the Ides of March (March 15th), the conspirators successfully assassinate Caesar in the Senate house, with Brutus delivering the final blow. Following the murder, Brutus addresses the Roman citizens, explaining that Caesar’s death was necessary to preserve their freedom. However, Mark Antony, Caesar’s loyal friend, delivers a powerful funeral oration that turns public opinion against the conspirators through his skillful rhetoric, repeatedly calling them “honorable men” while undermining their justifications.

The assassination triggers a civil war as Antony forms the Second Triumvirate with Octavius Caesar (Caesar’s heir) and Lepidus. They pursue the conspirators, who have fled Rome and raised their own armies. The opposing forces meet at the Battle of Philippi, where Cassius and Brutus, leading the republican forces, face defeat. Both conspirators die by suicide—Cassius after mistakenly believing Brutus has been defeated, and Brutus after recognizing their cause is lost. The play concludes with Antony and Octavius honoring Brutus as the one conspirator who acted from noble motives rather than personal envy.