我不想证明什么，我只想展示什么是可能的。

The universe would look to a two-dimensional creature who spend its life moving on the service of what turned out to be a globe， it could travel for millions of years and would always return to its starting point， it would never be conscious of what was above it or beneath it.

农业的真正进步来自观察和向自然学习。

你必须为梦想而奋斗，你必须为之牺牲和努力。