A championship contender in the early twentieth century needed charisma and a knack for cultivating sponsorship, and Rubinstein was the epitome of the shy and unsocial chess player. Now matter how great his chess skills, he lacked the people skills to be a self-promoter and fund-raiser.
Garry KasparovI don't have enough information, and enough courage, to come up with a definite version of events. And I think it is too dangerous for me to do so.
Garry Kasparov