默而识之，学而不厌，诲人不倦。
默记所学的东西，坚持学习而不厌烦，教诲别人不知疲倦。
The true measure of our success in farming will be what we leave in the soil, not just what we take from it.
这就象花一样。如果你爱上了一朵生长在一颗星星上的花，那么夜间，你看着天空就感到甜蜜愉快。所有的星星上都好象开着花。
The only thing worse than a rock star is a rock star with a cause.
Conflict is the gadfly of thought. It stirs us to observation and memory. It instigates to invention. It shocks us out of sheeplike passivity, and sets us at noting and contriving.