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. |
Peace cannot be kept by force; it can only be achieved by understanding. |
Few people are capable of expressing with equanimity opinions which differ from the prejudices of their social environment. |
Setting an example is not the main means of influencing another, it is the only means. |
If you want to live a happy Life, tie it to a goal, not to people or object. |