Answer:
He set aside land for public schools and created the public education system.
Actually, these two novels could be said to express all of these themes and ideas. However, the authors of these two novels, F. Scott Fitzgerald and Ernest Hemingway, are considered by many critics, scholars, and historians to belong to what is known as "the lost generation" of American writers. Hemingway and Fitzgerald, in fact, have been considered to be the "leaders," in a sense, of the "lost generation" of American writers, especially given their mutual expression of purpose for the post World War I generation in their novels.
When merchants traveled between towns selling goods, they would have items from different places and cultures. The buyers of these merchants would be fascinated with the new items they had never seen before of different cultures, and so they would buy those items and spread them around until everybody knew about and became interested in other cultures. The cycle continued, causing more and more people to appreciate other cultures.