Airplanes are interesting toys but of no military value. -- Marechal Ferdinand Foch, Professor of Strategy, Ecole Superieure de Guerre.

Airplanes are interesting toys but of no military value. -- Marechal Ferdinand Foch, Professor of Strategy, Ecole Superieure de Guerre.

Professor Goddard does not know the relation between action and reaction and the need to have something better than a read more

Professor Goddard does not know the relation between action and reaction and the need to have something better than a vacuum against which to react. He seems to lack the basic knowledge ladled out daily in high schools. -- 1921 New York Times editorial about Robert Goddard's revolutionary rocket work.

I killed the President because he was the enemy of the good people, the good working people. I am not read more

I killed the President because he was the enemy of the good people, the good working people. I am not sorry for my crime.

So the heart be right, it is no matter which way the head lieth.

So the heart be right, it is no matter which way the head lieth.

I desire to leave to the men that come after me a remembrance of me in good works.

I desire to leave to the men that come after me a remembrance of me in good works.

This 'telephone' has too many shortcomings to be seriously considered as a means of communication. The device is inherently of read more

This 'telephone' has too many shortcomings to be seriously considered as a means of communication. The device is inherently of no value to us. -- Western Union internal memo, 1876.

Be strong and of good courage; fear not or be dismayed; for the Lord, even my God, will be with read more

Be strong and of good courage; fear not or be dismayed; for the Lord, even my God, will be with thee. He will not fail thee, till thou hast finished all the work for the service of the house of the Lord.

The concept is interesting and well-formed, but in order to earn better than a 'C,' the idea must be feasible. read more

The concept is interesting and well-formed, but in order to earn better than a 'C,' the idea must be feasible. -- A Yale University management professor in response to Fred Smith's paper proposing reliable overnight delivery service. (Smith went on to found Federal Express Corp.).

Heavier-than-air flying machines are impossible. -- Lord Kelvin, president, Royal Society, 1895.

Heavier-than-air flying machines are impossible. -- Lord Kelvin, president, Royal Society, 1895.