Reading fiction can make us more empathetic and compassionate about the characters because in fictional pieces the author is allowed to give characters certain emotions and traits to purposefully get a reaction or feeling out of the reader about that character !
I suppose the underlined word is "fortitude". The word that most closely defines it would be strength. Fortitude means courage in a dangerous or adversary situation; endurance, resilience. This passage draws on the traditional, patriarchal prejudice of women as frail, weak creatures that have to rely on men for courage and strength.