Most people would be happy to change the world once, but Steve Jobs did it four times.
Founder and CEO of Apple, who transformed everyday technology and invented ever sleeker gadgets like the PC, Ipod, Iphone, Steve Jobs, who died on Wednesday, was a singular figure in American business history.
He didn't invent personal computers, digital music, smartphones, tablets or digital animation, he did something more important. He made them good.
And he did it while making a lot of money from them as well. Right now Apple values twice the Romanian GDP.
He changed the business world more in one lifetime than anyone in the last 50 years. Not by creating ground-breaking technology, but by making technology that "just worked" for people.
His commencement speech at Stanford University in 2005 is a true message for us all:
What have you learnt from this speech? his life lesson?