The first requisite for success is the ability to apply your physical and mental energies to one problem incessantly without growing weary.
What you are will show in what you do.
The body is a community made up of its innumerable cells or inhabitants.
What man's mind can create, man's character can control.
Be courageous. I have seen many depressions in business. Always America has emerged from these stronger and more prosperous. Be brave as your fathers before you. Have faith! Go forward!
Discontent is the first necessity of progress.
I start where the last man left off.
There's a way to do better... find it.
I am not discouraged, because every wrong attempt discarded is another step forward.
Just because something doesn't do what you planned it to do doesn't mean it's useless.
I have not failed. I've just found 10, 000 ways that won't work.
Genius is one percent inspiration and ninety-nine percent perspiration.
His genius he was quite content in one brief sentence to define; Of inspiration one percent, of perspiration, ninety nine.
Great ideas originate in the muscles.
The value of an idea lies in the using of it.