Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows ...

Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows (Mark Twain)

Mark Twain Quotes Pictures

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows

Mark Twain Quotes: Our best built certainties are but sand-houses and subject to damage from any wind of doubt that blows