Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time. Read Summary
Many of life's failures are people who did not realize how close they were to success when they gave up. Read Summary
There is no substitute for hard work. Read Summary
Hell, there are no rules here - we're trying to accomplish something. Read Summary
Everything comes to him who hustles while he waits. Read Summary
There will one day spring from the brain of science a machine or force so fearful in its potentialities, so absolutely terrifying, that even man, the fighter, who will dare torture and death in order to inflict torture and death, will be appalled, and so abandon war forever. Read Summary
The three great essentials to achieve anything worth while are: Hard work, Stick-to-itiveness, and Common sense. Read Summary
The doctor of the future will give no medicine but will instruct his patient in the care of the human frame, in diet, and the cause and prevention of disease. Read Summary
We don't know a millionth of one percent about anything. Read Summary
To have a great idea, have a lot of them. Read Summary