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. |
The value of achievement lies in the achieving. |
Most people say that is it is the intellect which makes a great scientist. They are wrong: it is character. |
There are two ways to live: you can live as if nothing is a miracle; you can live as if everything is a miracle. |
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. |
The environment is everything that isn't me. |
Setting an example is not the main means of influencing another, it is the only means. |
Common sense is the collection of prejudices acquired by age eighteen. |