Tim Cook will be stepping down as Apple's CEO in just five more days, with the company's hardware engineering chief John Ternus set to take over.


Below, we have surfaced some of Cook's notable quotes over his 15 years leading Apple.

August 2011, in an email to Apple employees upon becoming CEO:

I want you to be confident that Apple is not going to change. I cherish and celebrate Apple's unique principles and values. Steve built a company and culture that is unlike any other in the world and we are going