Optically Pure Air

Famous quotes containing the words pure and/or air:

“To conceive the good, in fact, is not sufficient; it must be made to succeed among men. To accomplish this, less pure paths must be followed.”
—Ernest Renan (1823–1892)

“Liberty is the air that we Americans breathe. Our Government is based on the belief that a people can be both strong and free. That civilized men need no restraint but that imposed by themselves against the abuse of freedom.”
—Franklin D. Roosevelt (1882–1945)