liver transplant. five months later, back at the job at apple, he expressed his gratitude. i now have a liver of a mid 20s person who died in a car crash and was generous enough to donate their organs. and i wouldn t be here without such generosity. reporter: on august 24th of this year he stepped down as apple s ceo. back in 2005, he offered this bit of advice to the stanford university grads. your time is limited so don t waste it living someone else s life. don t let the noise of others opinions drown out your own inner voice. reporter: steve jobs, a man whose own inner voice led him to create some of the most visionary products of the internet era. jobs leaves behind a wife and four children. george lewis, nbc news, los angeles. i m rejoined now by rob enderle, a technology industry
to buy this to listen to their music. reporter: on the strength of itunes, jobs remade apple as a mobile powerhouse and never looked back. today apple is going to reinvent the phone. reporter: in 2007, he launched the iphone. three years later, he announced apple s first $20 billion quarter. but jobs changing physical appearance as he announced one triumph after another was a signpost to his health problems. as itunes took off, he announced he had surgery for a tumor on his pancreas. soon after, he had a liver transplant. so i now have the liver of a mid 20s person who died in a car crash and was generous enough to donate their organs. and i wouldn t be here without such generosity. reporter: after the ipad s blockbuster holiday season, he said he would step away again. we saw him as apple launched the
jobs kept reporters at bay saying his health was nobody s business. guys reporter: but jobs was losing weight. something revealed in these photos taken in 2007 and 2008. in april 2009, he underwent a liver transplant. five months later, back at the job at apple, he expressed his gratitude. i now have a liver of a mid 20s person who died in a car crash and was generous enough to donate their organs. and i wouldn t be here without such generosity. reporter: on august 24th of this year he stepped down as apple s ceo. back in 2005, he offered this bit of advice to the stanford university grads. your time is limited so don t waste it living someone else s life. don t let the noise of others opinions drown out your own inner voice. reporter: steve jobs, a man whose own inner voice led him to create some of the most visionary products of the internet era.