Quote #16042
Everyone is wise until he speaks.
Quote #27956
The most important scientific revolutions all include, as their only common feature, the dethronement...
Quote #9718
Let me beg for your mercy if I have failed to earn your respect.
Quote #17449
Only the wisest and stupidest of men never change.
Quote #5319
Be courteous to all, but intimate with few, and let those few be well...
Quote #5535
No man who ever held the office of president would congratulate a friend on...
Quote #10331
The sciences do not try to explain, they hardly even try to interpret, they...
Quote #9698
There is nothing wrong with America that the faith, love of freedom, intelligence and...
Quote #32255
Listen to your heart, because in the end it is your heart that matters.
Quote #6521
The world must be made safe for democracy.