“These are only new devices for putting the weak at the mercy of the strong.”

The individual is ephemeral, races and nations come and pass away, but man remains.

It is a mere question of time when men will succeed in attaching their machinery to the very wheelwork of nature.

My ear barely caught signals coming in regular succession which could not have been produced on earth.

The last 29 days of the month are the toughest!

Life is and will ever remain an equation incapable of solution, but it contains certain known factors.

Sometimes I feel that by not marrying, I made too great a sacrifice to my work.

Today’s scientists have substituted mathematics for experiments, and they wander off through equation after equation, and eventually build a structure which has no relation to reality.

If you only knew the magnificence of the 3, 6 and 9, then you would have the key to the universe.

Life is and will ever remain an equation incapable of solution, but it contains certain known factors.

The practical success of an idea, irrespective of its inherent merit, is dependent on the attitude of the contemporaries.

A new idea must not be judged by its immediate results.

Each day we go to our work in the hope of discovering.

Electric power is everywhere present in unlimited quantities and can drive the world’s machinery without the need of coal, oil, gas, or any other of the common fuels.

Anti-social behavior is a trait of intelligence in a world full of conformists.

The entire Earth will be converted into a huge brain.

Let the future tell the truth, and evaluate each one according to his work and accomplishments. The present is theirs; the future, for which I have really worked, is mine