Man can only have a certain number of teeth, hairs, and ideas. There comes a time when he necessarily loses his teeth, his hair, and his ideas. – Voltaire
Ideas must work through the brains and arms of good and brave men, or they are no better than dreams. – Ralph Waldo Emerson
Don’t worry about people stealing an idea. If it’s original, you will have to ram it down their throats. – Howard Aiken
The human mind treats a new idea the same way the body treats a strange protein; it rejects it. – P. B. Medawar