"It could be that the methods needed to take the next step may simply be beyond present day mathematics. Perhaps the methods I needed to complete the proof would not be invented for a hundred years"
"My sorrow, when she's here with me, thinks these dark days of autumn rain are beautiful as days can be; she loves the bare, the withered tree; she walks the sodden pasture lane"
"Rest is not idleness, and to lie sometimes on the grass under trees on a summer's day, listening to the murmur of the water, or watching the clouds float across the sky, is by no means a waste of time"
"I have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin, but by the content of their character"