丧虽有礼，而哀为本焉。
办丧事虽有一定的礼仪，但还是以哀痛为本。
The American farmer is the only man in our economy who has to buy everything he buys at retail, sell everything he sells at wholesale, and pay the freight both ways.
"You don't have to be a genius to understand the universe. You just have to be curious."
最好的镜头往往是你没有计划到的。