What is the next sentence of parents' lifelong kindness?

My parents have been like brothers and sisters all my life.

My parents have always been brothers and sisters, which means I will never forget my mother's kindness. Brothers and sisters have always been together, and the feelings between brothers and sisters are long-lasting. Close consanguinity can make soldiers unite as one, share the same enemy, work harder and cooperate closely on the battlefield.

Literature is a way and means to express the objective world and subjective knowledge by oral or written language.