"A warm smile is the universal language of kindness"

"If the world's a veil of tears, Smile till rainbows span it"

"First, I want to pay tribute to Diana myself. She was an exceptional and gifted human being. In good times and bad, she never lost her capacity to smile and laugh, nor to inspire others with her warmth and kindness. I admired and respected her - for her energy and commitment to others, and especially for her devotion to her two boys"

"Comedy, we may say, is society protecting itself - with a smile"

"A laugh is a smile that bursts"

"War is a game that is played with a smile. If you can't smile, grin. If you can't grin, keep out of the way till you can"

"A gentle word, a kind look, a good-natured smile can work wonders and accomplish miracles"

"A smile is a curve that sets everything straight"

"Don't cry because it's over. Smile because it happened"

"The man who can smile when things go wrong has thought of someone else he can blame it on"

"Beauty comes from a life well lived. If you've lived well, your smile lines are in the right places, and your frown lines aren't too bad, what more do you need?"