Answer:
When he says, 'but you (Brutus) and I, | And honest Casca, we have the falling sickness' he does not mean it literally, but symbolically. Cassius means that he, Brutus, and Casca as senators have the 'falling sickness' because as Caesar gains power, they lose it. They are falling in the ranks of political importance.
Step-by-step explanation:
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