We Are Not Smart Enough To Decide

Probably A Dozen Times Since Their Death I've Heard My Mother Or Father, In An Ordinary Conversational Tone Of Voice, Call My Name. They Had Called My Name Often During My Life With Them ... It Doesn't Seem Strange To Me.

Nature Does Not Always Conform To Our Predispositions And Preferences, To What We Deem Comfortable And Easy To Understand.

The Brain Is Like A Muscle. When It Is In Use We Feel Very Good. Understanding Is Joyous.

I Never Said It. Honest. Oh, I Said There Are Maybe 100 Billion Galaxies And 10 Billion Trillion Stars. It's Hard To Talk About The Cosmos Without Using Big Numbers. I Said "billion" Many Times On The Cosmos Television Series, Which Was Seen By A Great Many People. But I Never Said "billions And Billions." For One Thing, It's Too Imprecise. How Many Billions Are "billions And Billions"? A Few Billion? Twenty Billion? A Hundred Billion? "billions And Billions" Is Pretty Vague. When We Reconfigured And Updated The Series, I Checked-and Sure Enough, I Never Said It.

The Suppression Of Uncomfortable Ideas May Be Common In Religion Or In Politics, But It Is Not The Path To Knowledge, And There's No Place For It In The Endeavor Of Science. We Do Not Know Beforehand Where Fundamental Insights Will Arise From About Our Mysterious And Lovely Solar System. The History Of Our Study Of Our Solar System Shows Us Clearly That Accepted And Conventional Ideas Are Often Wrong, And That Fundamental Insights Can Arise From The Most Unexpected Sources.