A person who never made a mistake never tried anything new. |
Intellectual growth should commence at birth and cease only at death. |
We owe a lot to the Indians, who taught us how to count, without which no worthwhile scientific discovery could have been made. |
Joy in looking and comprehending is nature's most beautiful gift. |
The only source of knowledge is experience. |
Weakness of attitude becomes weakness of character. |
It's not that I'm so smart , it's just that I stay with problems longer. |
Look deep into nature, and you will understand everything better. |
As our circle of knowledge expands, so does the circumference of darkness surrounding it. |
It is every man's obligation to put back into the world at least the equivalent of what he takes out of it. |