It was not too difficult, as when I learned to fly, renting a C150 was $18 per hour wet! The instructor was the more expensive part at $22!
You fly because you have a passion. In addition to the rewards of being airborne, and the master of your fate - in three dimensions. You will also find that you meet and get to know amazing people, who share the passion. Flying has been its own reward my whole adult life, but all the splendid people I have the pleasure of meeting and knowing because of my choice of aviation, has been an even better reward. A couple of them have answered you here.....