Answer:
By this quote, Douglass meant that everything that we desire demands something, be it then power or anything.
Step-by-step explanation:
The given quote was said by Frederick Douglass in his speech on twenty-third anniversary of 'West India Emancipation' at Canandaigua, New York. The speech was concerning Britishers efforts towards emancipation and West Indian's efforts towards their freedom.
In the given quote, Douglass is making an attempt to educate his audience about the importance of struggle and effortss. He said that if anyone desires freedom and does not struggle for it will gain nothing. If anyone desires power, then power demands something in return, that is struggle and efforts towards it.