As temporary as a cloud

What does it mean temporary? "..effective for a time only; not permanent.." (definition from Dictionary.com) Existing in a defined time space. Not eternal. I often associate the word "temporary" to the "cloud" image.  What is a cloud? "..a visible collection of particles of water or ice suspended in the atmosphere.." (definition from Dictionary.com)  Why cloud? Basically cloud is the name …

A famous democracy quote

"I disapprove of what you say, but I will defend to the death your right to say it" The origin of this quote has a bit of mystery, but thanks to this nice website: QI I finally find the most likely origin of the quote. These words appear not to be literally spoken by Voltaire as you …