The pure air and dazzling snow belong to things beyond the reach of all personal feeling, almost beyond the reach of life.

There has been no discovery like it in the history of man. It puts into man's hands the key to using the fundamental energy of the universe.

But what sin is to the moralist and crime to the jurist so to the scientific man is ignorance.

The fact remains that, if the supply of energy failed, modern civilization would come to an end as abruptly as does the music of an organ deprived of wind.

With all our mastery over the powers of Nature we have adhered to the view that the struggle for existence is a permanent and necessary condition of life.

The dropping of the Atomic Bomb is a very deep problem... Instead of commemorating Hiroshima we should celebrate... man's triumph over the problem [of transmutation], and not its first misuse by politicians and military authorities.

The whole profit of the issuance of money has provided the capital of the great banking business as it exists today.