Actions Quotes Logo
Quote Image

You have to know the past to understand the present.

~ Carl Sagan ~

Actions Quotes Logo
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound
Switch quote backgound

You have to know the past to understand the present.

More Carl Sagan quotes

"

Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if ...

"

Adolf Hitler! Ken, it makes me furious. Forty million people die to defeat that megalomaniac, and he's the star of the first broadcast to another civi...

"

Books permit us to voyage through time, to tap the wisdom of our ancestors. The library connects us with the insight and knowledge, painfully extracte...

"

One of the saddest lessons of history is this: If we’ve been bamboozled long enough, we tend to reject any evidence of the bamboozle. We’re no longer ...

"

Advances in medicine and agriculture have saved vastly more lives than have been lost in all the wars in history.