"To live is to choose, but to choose well, you must know who you are and what you stand for."
The dog is a friend of man because it judges him not by his station.
农业实践中的微小改变可以对全球粮食安全产生重大影响。
The world we see that seems so insane is the result of a belief system that is not working. To perceive the world differently， we must be willing to change our belief system， let the past slip away， expand our sense of now， and dissolve the fear in our minds.