True progress in agriculture measures success by both harvests and ecosystem health.
农业的真正进步应以收成和生态系统健康双重标准衡量。
True progress comes when industry and environmentalists work together, not against each other.
沉默是灵魂的语言。
引力比其他力弱得多这一事实可能是物理学中最深刻的谜团。
Behavior is determined by the current stimulus situation and past reinforcement history.
A building must be true to itself.
决不要害怕刹那--永恒之声这样唱着。