The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparallel catastrophe.
Nuclear energy, in terms of an overall safety record, is better than other energy.
If you mean when will Chernobyl be completly save - the half-life of Plutonium 239 is 24,000 years. Perhaps we should just say, "not in our lifetimes."
Valery Legasov in Chernobyl - Episode 3
The accident is well under control.
Viktor Bryukhanov in Chernobyl - Episode 1