Introduction:
The Summer of the Beautiful White Horse is a short story by William Saroyan that revolves around a young boy named Aram who lives in California. One day, while he was playing with his cousin Mourad, they come across a beautiful white horse that was stolen from its original owner. Aram is surprised to see the horse for several reasons.

The Horse was Unexpected:
Aram was surprised to see the horse because he did not expect to come across it while he was playing with his cousin. The horse was not a common sight in their neighborhood, and Aram was not used to seeing such a beautiful animal wandering around.

The Horse was in Poor Condition:
When Aram saw the horse, he noticed that it was in poor condition. Its coat was dirty, and it looked like it had not been taken care of properly. Aram was surprised that someone could treat such a beautiful animal so poorly.

The Horse was Stolen:
Aram was also surprised to learn that the horse had been stolen from its original owner. Mourad and Aram had heard rumors about a stolen horse, but they did not expect to come across it themselves. Aram was shocked that someone would be so bold as to steal a horse and then leave it wandering around on the streets.

Conclusion:
In conclusion, Aram was surprised to see the horse because it was unexpected, in poor condition, and had been stolen. The horse's beauty and mistreatment by its thief were two contrasting realities that Aram had to confront. The horse's presence in the story becomes a central motif for the themes of beauty, justice, and morality.

Aram was surprised to see horse bcoz Aram and his cousin maurad belongs to Garoghlanian tribe which was living in poverty and they could not buy even food for themselves as well as they had been regarded for last 11 centuries for their honesty and they can't be a thief