老时相信一切，中年怀疑一切，青年知道一切。
The old believe everything, the middle aged suspect everything, the young know everything.
The only way to get to the top of the ladder is to climb it step by step.
The only way to do great work is to love what you do.
The most dangerous phrase in business is 'We've always done it this way.'
农业的未来在于平衡生产力与环境管理的可持续实践。