A useless life is an early death.
Johann Wolfgang von Goethe
Any alliance whose purpose is not the intention to wage war is senseless and useless.
Adolf Hitler
Because just as arms have no force outside if there is no counsel within a house, study is vain and counsel useless that is not put to virtuous effect when the time calls.
Francois Rabelais
Computers are useless. They can only give you answers.
Pablo Picasso
In preparing for battle I have always found that plans are useless, but planning is indispensable.
Dwight D. Eisenhower
It is a useless life that is not consecrated to a great ideal. It is like a stone wasted on the field without becoming a part of any edifice.
Jose Rizal
If two men on the same job agree all the time, then one is unnecessary. If they disagree all the time, then both are useless.
Darryl Zanuck
If you can spend a perfectly useless afternoon in a perfectly useless manner, you have learned how to live.
Lin Yutang
If your religion doesn't teach you the difference between good and evil, your religion is worse than useless.
Dennis Prager
In the modern world of business, it is useless to be a creative, original thinker unless you can also sell what you create.
David Ogilvy
In the present state of our knowledge, it would be useless to attempt to speculate on the remote cause of the electrical energy... its relation to chemical affinity is, however, sufficiently evident. May it not be identical with it, and an essential property of matter?
Humphry Davy
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
Samuel Johnson
Invention consists in avoiding the constructing of useless contraptions and in constructing the useful combinations which are in infinite minority.
Henri Poincare
It is a very sad thing that nowadays there is so little useless information.
Oscar Wilde
It is better of course to know useless things than to know nothing.
Tom Stoppard