A little of what you call frippery is very necessary towards looking like the rest of the world.
Abigail Adams

It is necessary to develop a strategy that utilizes all the physical conditions and elements that are directly at hand. The best strategy relies upon an unlimited set of responses.
Morihei Ueshiba

Where force is necessary, there it must be applied boldly, decisively and completely. But one must know the limitations of force; one must know when to blend force with a maneuver, a blow with an agreement.
Leon Trotsky

As soon as laws are necessary for men, they are no longer fit for freedom.
Pythagoras

One should respect public opinion insofar as is necessary to avoid starvation and keep out of prison, but anything that goes beyond this is voluntary submission to an unnecessary tyranny.
Bertrand Russell

Every philosophical problem, when it is subjected to the necessary analysis and justification, is found either to be not really philosophical at all, or else to be, in the sense in which we are using the word, logical.
Bertrand Russell

It is possible that mankind is on the threshold of a golden age; but, if so, it will be necessary first to slay the dragon that guards the door, and this dragon is religion.
Bertrand Russell

To be a real philosopher all that is necessary is to hate some one else's type of thinking.
William James

Each man must have his I; it is more necessary to him than bread; and if he does not find scope for it within the existing institutions he will be likely to make trouble.
Charles Horton Cooley

Prudence and compromise are necessary means, but every man should have an impudent end which he will not compromise.
Charles Horton Cooley

The final purpose of art is to intensify, even, if necessary, to exacerbate, the moral consciousness of people.
Norman Mailer

Politics is perhaps the only profession for which no preparation is thought necessary.
Robert Louis Stevenson

Be able to live alone, even if you don't want to and think you will never find it necessary.
Marilyn vos Savant

The world is governed more by appearance than realities so that it is fully as necessary to seem to know something as to know it.
Daniel Webster

Ritual is necessary for us to know anything.
Ken Kesey

Ignorance and error are necessary to life, like bread and water.
Anatole France

It is necessary to make virtue fashionable.
Jose Marti

That a man be willing, when others are so too, as far forth as for peace and defense of himself he shall think it necessary, to lay down this right to all things; and be contented with so much liberty against other men, as he would allow other men against himself.
Thomas Hobbes

If an educational act is to be efficacious, it will be only that one which tends to help toward the complete unfolding of life. To be thus helpful it is necessary rigorously to avoid the arrest of spontaneous movements and the imposition of arbitrary tasks.
Maria Montessori

The belief in a supernatural source of evil is not necessary; men alone are quite capable of every wickedness.
Joseph Conrad