Marco Polo is very well known for his travels on this silk road as well as his 24-year journey to Asia. Throughout this time he became very well acquainted with the people he encountered and became a confidant of Kublai Khan. Since Kublai Khan was the Khagan of the Mongol Empire this allowed Marco polo to fit in better.
Those phrases are found in the Preamble to the Constitution. Hope I helped! Here's the excerpt: "We the people of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of ..."
I think it means you either embrace greatness or resent it, but it could also mean Emotions like love, fear or even rage can fuel a person or destroy it.
Answer is D. The topsoil and grasses were blown away because of severe drought