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

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

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

I can now state that I have succeeded in operating a motive device by means of [cosmic rays]. I will tell you in the most general way, the cosmic ray ionizes the air, setting free many charges - ions and electrons. These charges are captured in a condenser which is made to discharge through the circuit of the motor.

Universal peace as a result of cumulative effort through centuries past might come into existence quickly - not unlike a crystal that suddenly forms in a solution which has been slowly prepared. Science is but a perversion of itself unless it has as its ultimate goal the betterment of humanity.

The present is theirs; the future, for which I really worked, is mine.

When wireless is fully applied the earth will be converted into a huge brain, capable of response in every one of its parts.