An average American loves his family. If he has any love left over for some other person, he generally selects Mark Twain.
I know of over 3,000 ways [that] a light bulb does not work.
Be courageous! Have faith! Go forward.
There is far more opportunity than there is ability.
Success is the product of the severest kind of mental and physical application.
The First 40 hours of work per week are for survival. Everything after that is for success.