Every tear has a smile behind it.

Every tear has a smile behind it.

A smile is a curve that sets everything straight.

A smile is a curve that sets everything straight.

We all have our down days, but it's not hard to smile and say, 'Thank you.'

We all have our down days, but it's not hard to smile and say, 'Thank you.'

Start every day off with a smile and get it over with.

Start every day off with a smile and get it over with.

Look back, and smile on perils past.

Look back, and smile on perils past.

Youth smiles without any reason. It is one of its chiefest charms.

Youth smiles without any reason. It is one of its chiefest charms.

Let a smile be your umbrella, and you'll end up with a face full of rain.

Let a smile be your umbrella, and you'll end up with a face full of rain.

I have witnessed the softening of the hardest of hearts by a simple smile.

I have witnessed the softening of the hardest of hearts by a simple smile.

People are not perfect (except when they smile).

People are not perfect (except when they smile).