The simple machine that is a shovel is a lever
(1792), written by the 18th-century British proto-feminist Mary Wollstonecraft, is one of the earliest works of feminist philosophy.
In it, Wollstonecraft responds to those educational and political
theorists of the 18th century who did not believe women should have an
education
A metaphor is used to compare two things without using the words 'as' or 'like' in the sentence.
Example: He is such a pig - that sentence compares two things the boy and the pig and no words such are mentioned with 'as or like' therefore it is a metaphor