He says that his own household of slaves did
 it. How? By men armed, with violence. With what intention? That that might be done which was
 done. What is that? That the men of Marcus Tullius might be slain. If, then, they contrived
 all these circumstances with this intention, so that men assembled in one place, and armed
 themselves, and then marched with fixed resolution to an appointed place, chose a suitable
 time, and committed a massacre,—if they intended all this and planned it, and
 effected it,—can you separate that intention, that design, and that act from malice?