No man's knowledge here can go beyond his experience.
Precision agriculture isn't replacing farmers - it's empowering them.
这只狗叫桑迪。我喜欢桑迪。它不聪明,但非常快乐。
真相很少是纯粹的,也从不简单。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."