Three things are necessary for the salvation of man: to know what he ought to believe; to know what he ought to desire; and to know what he ought to do.
Saint Thomas Aquinas

Three conditions are necessary for Penance: contrition, which is sorrow for sin, together with a purpose of amendment; confession of sins without any omission; and satisfaction by means of good works.
Saint Thomas Aquinas

In order for a war to be just, three things are necessary. First, the authority of the sovereign. Secondly, a just cause. Thirdly, a rightful intention.
Saint Thomas Aquinas

Trouble has no necessary connection with discouragement. Discouragement has a germ of its own, as different from trouble as arthritis is different from a stiff joint.
F. Scott Fitzgerald

Preach the Gospel at all times and when necessary use words.
Francis of Assisi

Start by doing what's necessary; then do what's possible; and suddenly you are doing the impossible.
Francis of Assisi

Collecting more taxes than is absolutely necessary is legalized robbery.
Calvin Coolidge

We are not educated well enough to perform the necessary act of intelligently selecting our leaders.
Walter Cronkite

I have learned that only two things are necessary to keep one's wife happy. First, let her think she's having her own way. And second, let her have it.
Lyndon B. Johnson

Only two things are necessary to keep one's wife happy. One is to let her think she is having her own way, and the other is to let her have it.
Lyndon B. Johnson

To succeed in business it is necessary to make others see things as you see them.
Aristotle Onassis

Thou shouldst not become presumptuous through much treasure and wealth; for in the end it is necessary for thee to leave all.
Zsa Zsa Gabor

There are no necessary evils in government. Its evils exist only in its abuses.
Andrew Jackson

What with making their way and enjoying what they have won, heroes have no time to think. But the sons of heroes - ah, they have all the necessary leisure.
Aldous Huxley

I don't think human beings learn anything without desperation. Desperation is a necessary ingredient to learning anything or creating anything. Period. If you ain't desperate at some point, you ain't interesting.
Jim Carrey

Desperation is a necessary ingredient to learning anything, or creating anything. Period. If you ain't desperate at some point, you ain't interesting.
Jim Carrey

It may be necessary to use methods other than constitutional ones.
Robert Mugabe

It is humiliating to remain with our hands folded while others write history. It matters little who wins. To make a people great it is necessary to send them to battle even if you have to kick them in the pants. That is what I shall do.
Benito Mussolini

The great work must inevitably be obscure, except to the very few, to those who like the author himself are initiated into the mysteries. Communication then is secondary: it is perpetuation which is important. For this only one good reader is necessary.
Henry Miller

It is necessary for me to establish a winner image. Therefore, I have to beat somebody.
Richard M. Nixon