Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need. ...

Inventing is a combination of brains and materials. The more brains you use, the less material you need. (Charles Kettering)

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Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.

Charles Kettering Quotes: Inventing is a combination of brains and materials. The more brains you use, the less material you need.