A faith is a necessity to a man. Woe to him who believes in nothing.

Everything existing in the universe is the fruit of chance and necessity.

I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.

Luxury is not a necessity to me, but beautiful and good things are.

Necessity is blind until it becomes conscious. Freedom is the consciousness of necessity.

Necessity is the mother of invention.

The promise given was a necessity of the past: the word broken is a necessity of the present.

The right of a nation to kill a tyrant in case of necessity can no more be doubted than to hang a robber, or kill a flea.