each to his own—is used to say that it is acceptable for people to have different preferences:
- “I find it hard to believe that anyone enjoys gardening.” “Ah well, each to his own.”
every man for himself—said of people trying to save themselves from a difficult situation without trying to help anyone else:
- “It was not the behaviour of a friend.” “My dear boy,” he said. “Have you not yet learnt that it’s every man for himself?”