the two men had known each other since childhood,and  had remained friends ever since.with exporing eyes they had seen eagles sosat in ITALY,oats sail in GREECE the moving hour hands of BIG BEN in LONDON, happy  laughing children in PARIS, and in all of these wonderful places  they could  speak and clearly understand  seven languages.they had become WORLD travelers.having traveled by boat plane horseback   camel taxi foot. than one day,each traveler had discovered that different ailments had come upon the other. one had weak legs and could"nt  walk  without a wheelchair.the other traveler's had gone blind.so they sat down togethjer to discuss that grave matter and come up with a plan to continute  enjoying more exciting travel adventures.this is what was agreed on by both.the crippled wheel chair bound traveler promised to be the eyes for seeing.the blind traveler promised to use his strong legs and healthy body to push his wheel chair friend wherever they decided to journey in the future.