In The Middle Of Every Difficulty Lies

Consider The Concepts Referred To In The Words 'where', 'when', 'why', 'being', To The Elucidation Of Which Innumerable Volumes Of Philosophy Have Been Devoted. We Fare No Better In Our Speculations Than A Fish Which Should Strive To Become Clear As To What Is Water.

Belief In An External World Independent Of The Perceiving Subject Is The Basis Of All Natural Science.

Time Is What The Clock Says.

I Am Content In My Later Years. I Have Kept My Good Humor And Take Neither Myself Nor The Next Person Seriously.

I Never Made One Of My Discoveries Through The Process Of Rational Thinking