Quote #27203
Nothing can be produced out of nothing.
Quote #23254
Life is not an exact science, it is an art.
Quote #31110
This was a great year for preventive worrying. Seldom in recent history have so...
Quote #14860
Who escapes duty, avoids a gain.
Quote #13868
Be not afraid of going slowly; be only afraid of standing still.
Quote #26191
Somewhere out in this audience may even be someone who will one day follow...
Quote #9881
Men are not prisoners of fate, but only prisoners of their own minds.
Quote #15294
Five thousand balloons, capable of raising two men each, could not cost more than...
Quote #10418
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
Quote #18999
Well, I wouldn’t say I was in the ‘great’ class, but I had a...