If you're doing something the same way you have been doing it for ten years, the chances are you are doing it wrong.
Charles Kettering
Success consists of going from failure to failure without loss of enthusiasm.
Winston Churchill
Whether you think you can, or you think you can’t–you’re right.
Henry Ford
There are more people who surrender, than those who fail.
Henry Ford
I don’t sell future for instant success.
Werner von Siemens
All our knowledge has its origins in our perceptions.
Leonardo da Vinci
If an engineer has not had some failures, it is merely evidence that his practice has not been sufficiently extensive.
Benjamin Baker
The only way to do great work is to love what you do.
Steve Jobs
The key to success is not information. It's people.
Lee Iacocca
Many people are persistent in relation of the path they have taken, only few in concern of their goal.
Friedrich Nietzsche