Why is it necessary to know your country's heroes? плииииз. 3 предложения

Knowing the heroes of your country is very important. The hero is an example to follow. Heroes are in all branches. Heroes show their best qualities. Therefore, a person who knows his characters becomes a moral person. Knowledge of history also involves studying the heroes of your country. Therefore, people who enter the historical faculty must know their heroes. Knowing the heroes of your country is still an honor for a person. Ignorance of the main heroes of your country is shameful for a person.