Wonder, connected with a principle of rational curiosity, is the source of all knowledge and discover, and it is a principle even of piety; but wonder which ends in wonder, and is satisfied with wonder, is the quality of an idiot.
I am not a member of any organization listed by the Attorney General as subversive. In any instance where I lent my name in the past, it was certainly without knowledge that such an organization was subversive. I have always been essentially and foremost an American.
There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.
Knowledge can be communicated, but not wisdom. One can find it, live it, be fortified by it, do wonders through it, but one cannot communicate and teach it.
There is, so I believe, in the essence of everything, something that we cannot call learning. There is, my friend, only a knowledge - that is everywhere.