可持续性不是一种趋势,而是食品生产的未来。
如果你知道如何使用它,电脑是一个奇妙的工具。
神学是心灵的语言,而不是头脑的语言。
I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.