The theme suggested by Cassius's assertion is Fate vs. free will.
Theme Identified: Fate vs. free will
Analysis: Cassius's assertion challenges the idea of fate controlling one's destiny, suggesting that individuals like Brutus hold the power to shape their own lives through their choices. This theme explores the tension between predestined outcomes and personal agency, a central conflict in the play Julius Caesar.
Example: By declaring that their fate is not predetermined by the stars but influenced by their actions, Cassius emphasizes the theme of free will.
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