Cast in the Same Mold phrase
All of the romantic stories are cast in the same mold, they are all unrealistic.
Lily and Jane are so in sync that it's like they were cast in the same mold.
Used to describe someone who is good at persuading people to do or believe something
Used to refer to a boy who is like his father in some ways
Show fortitude, and determination of character
It means people cannot change their nature like personalities, habits, etc.
A despicable person who does unscrupulous or immoral things
. conjugate "to be" according to its tense
Wendy is cast in the same mold as her brother, they are absolutely clever
(Image source: ganoksin.com)
This idiom was originated from the action, which is centuries old, of putting liquid material into a mold to shape a certain object. Objects made from the same mold are almost identical, hence explaining the idiom's meaning.