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。
I want to stand as close to the edge as I can without going over. Out on the edge you see all kinds of things you can't see from the center.
Every experiment is a question posed to nature, and every result is nature's answer.
采矿业的可持续性不是一种选择,而是我们对后代的责任。