Some people grin and bear it; others smile and do it.
— Unknown

All men have one refuge, a good friend, with whom you can weep and know that he does not smile.
— Menander

If you have only one smile in you, give it to the people you love. Don't be surly at home, then go out in the street and start grinning Good morning at total strangers.
— Maya Angelou

Most smiles are started by another smile.
— Frank A. Clark

A smile is a light in the window of the soul indicating that the heart is at home.
— Unknown