Quote #5419
Your most unhappy customers are your greatest source of learning.
Quote #33762
Through all the world there goes one long cry from the heart of the...
Quote #28461
I have no trouble with my enemies. I can take care of my enemies...
Quote #14066
A prudent question is one half of wisdom.
Quote #10821
The ultimate determinant in the struggle now going on for the world will not...
Quote #27084
Science conducts us, step by step, through the whole range of creation, until we...
Quote #18064
It suddenly struck me that that tiny pea, pretty and blue, was the Earth....
Quote #27916
I’d rather be lucky than good.
Quote #11038
There are sadistic scientists who hurry to hunt down errors instead of establishing the...
Quote #23878
In our life there is a single color, as on an artist’s palette, which...