Why does Shakespeare include the ghost of Caesar in Julius Caesar? What is he trying to tell the audience?

Don't eat the mushroom its poisonous

Brutus: but as he was ambitious, i slew him. . who is here so base that would be a bondman? if any, speak, for him have i offended. who is here so rude that would not be a roman? if any, speak, for him have i offended. who is here so vile that will not love his country? if any, speak, for him have i offended. i pause for a reply. which rhetorical device does brutus use in this excerpt?

Amaze i know not these my hands and yet i think there was a woman like me once had hands like these. -adelaide what type of poem is "amaze"?