The writer must be a perpetual beginner, always doubting, always searching.

The best books... are those that tell you what you know already.

始终保持交易的书面记录。这将帮助你从错误和成功中学习。

君子重视自身的努力，而不羡慕上天的恩赐；小人放弃自身的努力，而羡慕上天的恩赐。

农业中的每个挑战都是创新和改进的机会。