“In historical methodology, it says that the more private a communication is, the more authoritative it is.”

“Maraming myths kasi. Maraming nag-teach ng history, they do not really read. They do not know of historical methodology. They do not read books about it.”

“There is a great similarity between legal evidence and historical evidence. The only difference lies in the fact that in legal evidence it is the judge who determines whether the account of a witness is acceptable or not... The historian is prosecuting attorney and defense attorney and the judge all rolled into one, and he is the narrator and the interpreter.”

“Who is this historian who can say that he's telling the whole truth and nothing but the whole truth. Nobody, because you're human.”

“I said that great men had a sense of history. But when you say you have a great sense of history it does not follow that you are great.”

“Halimbawa ako, you are discussing two sides of a question and your sympathy lies with one. Sabi ko, makikita mo ang bias is towards the other, pero sa akin it's alright. Ang masama ang hindi mo ibigay yung floor to the other side. In other words, instead of saying objectivity, impartiality ang sabihin because impartiality means that you give the other fellow a chance to be heard, hindi yung hindi mo siya pinagbigyan.”

“The role of the Filipino historian must be the role of all historians. There is, of course, [Filipino history], but as rule, the role of the historian is to tell the truth-- in so far as documents are concerned.”