Haven't had Quote Of The Week for a while, so here's a bumper edition to make up for it:
"Thousands of geniuses live and die undiscovered – either by themselves or by others." Mark Twain
"It has been my observation that most people get ahead during the time that others waste." Henry Ford.
"Never give up. Die first." www.mr-edit-literary-services.co.uk
And a few more light-hearted contributions from Twitter's GreySkyThinking Gwyn Grey: