The phrase "to save all men" means to help and protect every person, regardless of who they are or what they need. It emphasizes the idea of showing kindness and support to everyone, without leaving anyone behind. Full definition
After a woman saves a man from drowning, these two strangers experience the bizarre feeling that they somehow already know each other. (tubitv.com)
It really felt like a race against time in order to save this man in this horrible situation. (rottentomatoes.com)
Early on, she watches on from shore as a surfer tries to save a man who's trying to rescue his wife and dog from an aggressive tide. (kibsreviews.blogspot.ru)