The very impossibility in which I find myself to prove that God is not, discovers to me his existence.
Voltaire

In the battle of existence, Talent is the punch; Tact is the clever footwork.
Wilson Mizner

Without contraries is no progression. Attraction and repulsion, reason and energy, love and hate, are necessary to human existence.
William Blake

In the last analysis, the individual person is responsible for living his own life and for "finding himself." If he persists in shifting his responsibility to somebody else, he fails to find out the meaning of his own existence.
Thomas Merton

In this possibly terminal phase of human existence, democracy and freedom are more than just ideals to be valued - they may be essential to survival.
Noam Chomsky

The theory of evolution by cumulative natural selection is the only theory we know of that is in principle capable of explaining the existence of organized complexity.
Richard Dawkins

A man may fulfill the object of his existence by asking a question he cannot answer, and attempting a task he cannot achieve.
Oliver Wendell Holmes

Man's love is of man's life a part; it is a woman's whole existence. In her first passion, a woman loves her lover, in all the others all she loves is love.
Lord Byron

But what is Hope? Nothing but the paint on the face of Existence; the least touch of truth rubs it off, and then we see what a hollow-cheeked harlot we have got hold of.
Lord Byron

People commonly travel the world over to see rivers and mountains, new stars, garish birds, freak fish, grotesque breeds of human; they fall into an animal stupor that gapes at existence and they think they have seen something.
Soren Kierkegaard

Certain defects are necessary for the existence of individuality.
Johann Wolfgang von Goethe

As far as we can discern, the sole purpose of human existence is to kindle a light in the darkness of mere being.
Carl Jung

I do not believe in God; his existence has been disproved by Science. But in the concentration camp, I learned to believe in men.
Jean-Paul Sartre

Existence precedes and rules essence.
Jean-Paul Sartre

We should all be obliged to appear before a board every five years and justify our existence... on pain of liquidation.
George Bernard Shaw

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
Albert Camus

It is possible to demonstrate God's existence, although not a priori, yet a posteriori from some work of His more surely known to us.
Saint Thomas Aquinas

As soon as man does not take his existence for granted, but beholds it as something unfathomably mysterious, thought begins.
Albert Schweitzer

The highest education is that which does not merely give us information but makes our life in harmony with all existence.
Rabindranath Tagore

In the usual progress of things, the necessities of a nation in every stage of its existence will be found at least equal to its resources.
Alexander Hamilton