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Frases de Donald Wills Douglas

Donald Wills Douglas, Sr. foi um industrialista de aviões estadunidense.Fundou a Douglas Aircraft Company em 1921 . Wikipedia  

✵ 6. Abril 1892 – 2. Fevereiro 1981
Donald Wills Douglas photo
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Donald Wills Douglas: Frases em inglês

“When the weight of the paper equals the weight of the airplane, only then you can go flying.”

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Donald Wills Douglas Sr.

“It is a hard rule of life, and I believe a healthy one, that no great plan is ever carried out without meeting and overcoming endless obstacles that come up to try the skill of man’s hand, the quality of his courage, and the endurance of his faith.”

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Donald Wills Douglas Sr.