The day before being killed, Morgan Earp had been trying to convince his brother Wyatt of the existence of an afterlife. Wounded to death while playing pool, his last words were.
I guess you were right, Wyatt. I can't see a thing.

I wanted peace of mind, and found it only in a corner with a book.
Latin proverb quoted by Umberto Eco

How would he like to be remembered?
"As one who never looked down on those who looked up to him".
Which proves that he is still the greatest.

The Economist about Muhammad Ali. It might be a conservative magazine (I scoff at their use of the word "newspaper" in this context) as they say, but with the heart in the right place.

Make it as simple as possible, but not simpler.
A. Einstein

If the relativity theory will be proven true, the Germans will say I am a German, the Swiss I am a Swiss and the French that I am a great man. If not, the Germans will call me Swiss, the Swiss will call me German, and the French will say I am a Jew.
A. Einstein

Marriage is an unsuccessful attempt to make something lasting out of an incident.
A. Einstein

I do not know with what weapons World War Three will be fought, but I do know that World War Four will be fought with sticks and stones.
Albert Einstein

God punished me for rebelling against authority by making me into one.
Albert Einstein

Problems of style and elegance are better left to the cobbler and the taylor.
Albert Einstein quoting Ludwig Boltzmann in the introduction to one of his books.

About science ...
To the true mathematician, it is immediately obvious that e__ + 1 = 0
Leonhard Euler. I am told by people in the know that this is actually true.

* This member of the formula should be "e to the power of i times pi", but HTML has its limits.

Hey, man, we don't do this for posterity. We want it to sound good now.
Duke Ellington

A foolish consistency is the hobgoblin of little minds, adored by little statesmen and philosophers and divines. With consistency a great soul has simply nothing to do. Speak what you think today in hard words, and tomorrow speak what tomorrow thinks in hard words again, though it contradicts everything you said today.
Ralph Waldo Emerson

When I get a little money, I buy books: and if any is left, I buy food and clothes.
Erasmus