One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man.
The recipe for perpetual ignorance is: Be satisfied with your opinions and content with your knowledge.
The object of teaching a child is to enable him to get along without his teacher.
Art is the beautiful way of doing things. Science is the effective way of doing things. Business is the economic way of doing things.
In these days, a man who says a thing cannot be done is quite apt to be interrupted by some idiot doing it.
It is always the nearest, plainest and simplest principles that learned men comprehend last.
Two-thirds of all preachers, doctors and lawyers are hanging on to the coat tails of progress, shouting, whoa! while a good many of the rest are busy strewing banana peels along the line of march.
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