A fox fell into a well and couldn't get out. By and by a thirty goat came along. Seeing the fox in the well, it asked if the water was good. "Good," said the fox. "It's the best water I've ever tasted in all my life. Come down and try it yourself." The goat throught of noting but how thirsty he was. So, it jumped into the well. When it had drunk enough, it looked around but there was no way to get out. Then the fox said, "I have a good idea. You stand on your hind legs and put your forelegs against the side of the well. Then I'll climb on your back, from there I'll step on your horns, and I can get out and when I'm out, I' ll help you out of well." The goat did as he was asked and the fox got on his nack and so out of the well. Then he coolly walked away. The goat called out loudly after him out. The fox merely turned to him and said, "If you only has as much sense in your head as you have hairs in your bread you wouldn't have jumped into the well without making sure that you could get out again." 

Why did the goat jump into the well? Because ...