Brutus was a patriot for acting on what he thought was Rome's best interest when he spoke, "If it’s for the good of all Romans, I’d do it even if it meant my death." (I. ii. 87-89) Although you might say that Brutus betrayed his friend, he did it with Rome at his heart. You can also say that Brutus committed murder, but by definition, murder is the killing of another person without justification. Brutus felt that he was very justified when he kill Caesar. Now, some people may say, “Brutus betrayed
Cassius seems to be in control and able to manipulate Brutus, he takes advantage of his fears of the potential dangers of Caesar's ever-increasing power for his own purposes. Cassius wants Brutus on his side, the side of the conspirators, as he is a respected and well-renowned person. Furthermore Cassius exploits the innocence of Brutus for his own purposes, he uses exaggerating this is shown in the following lines – “Why, man, he doth bestride the narrow world Like a Colossus, and we petty men Walk