I can't think of a scenario under which [Vladimir Putin] would gradually resign from power. For him and those around him, power became a source of unlimited enrichment. A loss of power would be tantamount to an annihilation of the economic success that has been achieved so far.
Garry KasparovWe have again a strange gap. We have the big scientific discoveries around the second, third century BC. Then we have an invention of the so-called Arab system, the positional system of counting with zero dated to the eighth or ninth century.
Garry Kasparov