"The physicists have known sin; and this is a knowledge which they cannot lose. It is a knowledge which has changed them forever."

"We have to find a way to use this power for good, not for evil."

"The atomic bomb is a testament to the power of human ingenuity, but it is also a warning about the dangers of unchecked power."

"We have made a thing, a most terrible weapon, that has altered the nature of the world and of man."

"The atomic bomb is a mirror that reflects our own humanity, both our capacity for good and our capacity for evil."