Quote #1213
Only the wisest and stupidest of men never change.
Quote #9254
When the Special Theory of Relativity began to germinate in me, I was visited...
Quote #7413
Let him make use of instinct who cannot make use of reason.
Quote #17210
All science is either physics or stamp collecting.
Quote #21589
Sometimes I lie awake at night, and I ask, Where have I gone wrong...
Quote #11070
Removing the faults in a stage-coach may produce a perfect stage-coach, but it is...
Quote #1336
A heretic is a man who sees with his own eyes.
Quote #21678
Education is like a double-edged sword. It may be turned to dangerous uses if...
Quote #12274
Humanity needs practical men, who get the most out of their work, and, without...
Quote #11961
Every game ever invented by mankind, is a way of making things hard for...