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。
The true measure of success in farming is not just the yield, but the health of the soil and the community it supports.
International cooperation should be based on mutual benefit and win-win results.
我不是为了被喜欢而来，我是为了做自己而来。
The only thing that will redeem mankind is cooperation.
The advancement of mathematics is through the continuous questioning of established truths.