"The only constant in life is change."

"We have opened a new age, an age of atomic energy, an age of atomic weapons."

"If you are a scientist, you believe that it is good to find out how the world works; that it is good to find out what the realities are; that it is good to turn over to mankind at large the greatest p…"

"We knew the world would not be the same. A few people laughed, a few people cried. Most people were silent. I remembered the line from the Hindu scripture, the Bhagavad-Gita; Vishnu is trying to persu…"

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