Quote #31292
A man is not old as long as he is seeking something.
Quote #21263
The lesson which life repeats and constantly enforces is ‘look under foot.’ You are...
Quote #15882
Where does the violet tint end and the orange tint begins? Distinctly we see...
Quote #33665
I am an old man, but in many senses a very young man. And...
Quote #21537
The only way to discover the limits of the possible is to go beyond...
Quote #33071
America lives in the heart of every man everywhere who wishes to find a...
Quote #7148
Any doctrine that will not bear investigation is not a fit tenant for the...
Quote #25749
Anyone who is not shocked by quantum theory has not understood it.
Quote #33766
In science one tries to tell people, in such a way as to be...
Quote #7222
By far the best proof is experience.