“In the twenty-first century, the robot will take the place which slave labor occupied in ancient civilization.”

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

What one man calls God, another calls the laws of physics.

Most certainly, some planets are not inhabited, but others are, and among these there must exist life under all conditions and phases of development.

Perhaps I failed, but I did my best, These masters of mine may do the rest.

As I review the events of my past life I realize how subtle are the influences that shape our destinies.

From my childhood I had been intended for the clergy. This prospect hung like a dark cloud on my mind.

When natural inclination develops into a passionate desire, one advances towards his goal in seven-league boots.