But both she and her sister, who trained in London in physical education, had to abandon any future career to help run the family home after the death of their mother.

BBC: Guinness World Record holder Marjorie Ruddle, 105, dies

Indeed, a full 25% of the recent best seller (and otherwise very good book) the Start Up of You by Reid Hoffman and Ben Casnocha, a work designed to help you navigate your career, is devoted to explaining how networking is vital to your future.

FORBES: Here's Something You'll Never Read on LinkedIn: Why Networking Won't Save You