The answer to this would be non-instental question
I'm pretty positive it was the king of Prussia
Answer:
Freedom of speech is understood to be fundamental in a democracy. The norms on limiting freedom of expression mean that public debate may not be completely suppressed even in times of emergency. He has argued that the concept of democracy is that of self-government by the people.
Explanation:
What I can understand from your question, rational use suggest that you use things in a rational way or in a logical,astute,prudent way. This means, for example, you are lost in an island and you know someone is going to look for you in the following 10 days, still you dont know in which day you are going to be rescued. Because you are an inteligent human being you will decide to use your things in a rational way as if you dont do it you will have a shortage of supplies and most probably you are going to die.
-Hope this works...