Know (one's) place phrase
To be aware of one's position, rank, or social status and behave in a right or appropriate way.
The servant said he knew his place and got back to the kitchen.
I know my place, so I never talk back to my parents.
If you had known your place, the boss wouldn't have got so mad at you like that.
The verb "know" must be conjugated according to its tense.
This phrase dates from the late 1500s.
save as much money as possible
My mother's birthday is coming soon, I have to pinch pennies to buy her a special gift.