把灯笼背在背上的人，有黑影遮住前路。
They throw their shadows before them who carry their lantern on their back.
I have learnt how to live... how to be in the world and of the world, and not just to stand aside and watch.
农业中的每一个挑战都是创新的机会。
美国是世界上最强大的国家，在可预见的未来仍将如此。