Carl Sagan Understanding Quotations

The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.

Understanding is a kind of ecstasy

The size and age of the Cosmos are beyond ordinary human understanding. Lost somewhere between immensity and eternity is our tiny planetary home.

But I try not to think with my gut. If I'm serious about understanding the world, thinking with anything besides my brain, as tempting as that might be, is likely to get me into trouble.

The very act of understanding is a celebration of joining, merging, even if on a very modest scale, with the magnificence of the Cosmos.

We go about our daily lives understanding almost nothing of the world.

The understanding of the intent of the artist which I can achieve when high sometimes carries over to when I’m down. This is one of many human frontiers which cannabis has helped me traverse.

Wisdom lies in understanding our limitations.

Books are key to understanding the world and participating in a democratic society.