#1 "Just because the solutions of problems are not visible at any particular time does not mean that those problems will never be alleviated - - or confined to tolerable dimensions. History has a way of changing the very terms in which problems operate and of leaving them, in the end, unsolved , to be sure, yet strangely deflated of their original meaning and importance." #2 "The thinker dies, but his thoughts are beyond the reach of destruction. Men are mortal; but ideas are immortal.