30.Have you heard the blind climb the mountain?They have many difficulties achieving their goals(目標).Eric Weihenmayer is a blind person that sets a good example for us. Eric was born with an eye disorder(疾病).As a child,his sight became worse,at the age of 13,he lost his sight completely.However,he did not lose his heart to live a full and active life.Eric became an adventurer(冒險家).He reached the top of Mount Mckinley in 1995.Two years later,while climbing Mount Kilimanjaro in Kenya with his girlfriend,they stopped for a time at 13,000 feet above the sea level-in order to get married.In 1999,he climbed Aconcagua,the tallest mountain in South America And then,on May 25,2001,at the age of 33,Eric successfully completed the greatest mountaineering(登山運動) challenge of all He climbed Mount Everest,the highest mountain in the world.