You use the phrase ‘All in the Same Boat’ to indicate that you and your companions
or contemporaries are experiencing the same conditions or taking part in the
same situation.
Example of use: “Don’t be mad at me! We’re all in the same boat here.”
There are quite a few speculations about where the term ‘all in the same boat’ originated. One of the most popular comes from the sinking of the Titanic, when people from all classes were in the same situation after the ship struck the iceberg.