These could be used as part of your ceremony, or as part of a speech (but make sure that the other speechmakers haven't chosen them for their own speeches!) and be careful not to offend anyone!!

Everyone admits that love is wonderful and necessary,
yet no one agrees on just what it is.
~ Diane Ackerman

Marriage is more than four bare legs in a bed.
~ Hoshang N. Akhtar

In a great romance, each person plays a part the other really likes.
~ Elizabeth Ashley

I married beneath me. All women do.
~ Lady Nancy Astor, attributed

Accept the things to which fate binds you, and love the people with whom
fate brings you together, but do so with all your heart.
~ Marcus Aurelius

It is always incomprehensible to a man that a woman
should ever refuse an offer of marriage.
~ Jane Austen

Though marriage makes man and wife one flesh,
it leaves 'em two fools
~ William Congreve

If it were not for the presents, an elopement would be preferable.
~ George Ade

Love is more than gold or great riches.
~ John Lydgate

Women are meant to be loved, not understood.
~ Oscar Wilde

Two souls with but a single thought, Two hearts that beat as one.
~ Maria Lovell

She who has never lov'd, has never liv'd.
~ John Gay

Love makes the world go round.
~ John Gay

Love is best.
~ Robert Browning

A happy bridesmaid is a happy bride.
~ Lord Tennyson

Women have their faults,
Men have only two;
Everything they say,
Everything they do.
~ Anon

Blest is the bride on whom the sun doth shine.
~ Robert Herrick

Marriage is one of the most profound passages of life a person experiences.
This is because it includes three significant stages,
simultaneously incorporating an ending, a merging, and a beginning.
~ Sydney Barbara Metrick

We come to know each other in the long unraveling of time.
~ Daphne Rose Kingma

Love alone is capable of uniting living beings in such a way as to
complete and fulfill them, for it alone takes them and joins
them by what is deepest in themselves.
~ Pierre Teilhard de Chardin

In love, the paradox occurs that two beings become one and yet remain two.
~ Erich Fromm

Married in August's heat and drowse -- Lover and friend in your chosen spouse
Married in September's golden glow -- Smooth and serene your life will go
~ American folklore

I come to the celebration in a spirit of joy, but it is not a time of simple joy,
it is a reflection on all the stuff of life.
~ Anon

To get the full value of joy you must have someone to divide it with.
~ Mark Twain

There is only one happiness in life, to love and be loved.
~ George Sand

I have come to the conclusion never again to think of marrying, and for this reason:
I can never be satisfied with anyone who would be blockhead enough to have me.
~ Abraham Lincoln, in a letter, 1 April 1838

The web of marriage is made by propinquity, in the day-to-day living side by side,
looking outward and working forward in the same direction.
It is woven in space and in time of the substance of life itself.
~ Anne Morrow Lindbergh

Two such as you with such a master speed
Cannot be parted nor swept away
From one another once you are agreed
That life is only life forevermore Together wing to wing and oar to oar.
~ Robert Frost

A good marriage is at least eighty per cent good luck in
finding the right person at the right time. The rest is trust.
~ Nanette Newman

Life has taught us that love does not consist in gazing at each other,
but in looking outward together in the same direction.
~ Antoine de Saint-Exupery

What is there in the vale of life Half so delightful as a wife,
When friendship, love and peace combine To stamp the marriage bond divine?
~ William Cowper

Marriage is a career which brings about more benefits than many others.
~ Simone De Beauvoir

'I pay very little regard,' said Mrs. Grant, 'to what any young person
says on the subject of marriage. If they profess a disinclination for it,
I only set it down that they have not yet seen the right person.'
~ Jane Austen

Love is friendship set on fire
~ Jeremy Taylor

To keep your marriage brimming,
With love in the loving cup,
Whenever you're wrong, admit it;
Whenever you're right, shut up.
~ Ogden Nash

By all means marry; if you get a good wife, you'll be happy.
If you get a bad one, you'll become a philosopher.
~ Socrates

A life without love is like a year without summer
~ Swedish saying

The goal in marriage is not to think alike, but think together.
~ Carolyn Heilbrun

You only grow by coming to the end of
something and by beginning something else.
~ John Irving

The greatest joys are celebrations of the heart.
~ Flavia