http://en.wiktionary.org/wiki/difficult Just cause you don't have the time to do something doesn't make it a difficult task, I didn't have time to shop today, that doesn't mean that I think it's hard to shop.
But if you put in the time and effort to learn how to play the game you're suddenly a skilled player, winning over bases takes skill, you can compare the good and bad ones in wars, can you really not see the difference? I you practice football every day and becomes a starter in a team, isn't that more impressive then if you're the son of the coach and becomes a starter that way?