What is the main motivation for Europeans to open up new routes?

The main motivation for Europeans to open up new routes is the pursuit of wealth.

/kloc-at the end of 0/5, the extensive development and continuous expansion of commodity economy in western European countries made gold the most important means of payment in commodity trade, and gold in eastern countries became the dream of western Europeans; But at this time, the Ottoman Empire controlled the main trade routes between the East and the West, blocking the traditional trade routes of western European countries to the East; Western European aristocrats and emerging businessmen who are crazy about pursuing oriental wealth (gold, jewelry, spices, silk, etc.). There is an urgent need to explore a direct sea route to India and China;