If something cant be explained on the back of an envelope, its rubbish.

If something cant be explained on the back of an envelope, its rubbish.

Richard Branson

Quote authenticity

Score:	Excellent This quote has an official author source You can cite this quote with confidence as true and correct Listed below is the factual evidence of an official source published by either the author, an author's representative or estate

2017 November 07	Link: https://www.virgin.com/entrepreneur/first-rule-being-entrepreneur	Image evidence

English business magnate, investor and philanthropist

July 18th, 1950