True progress in agriculture measures success by both harvests and ecosystem health.
权力的本质不在于其力量,而在于其影响力。
最成功的现代国家是那些能够将强大的国家与法治和民主问责制结合起来的国家。
The personal is not private; it is political.
数学之美在于它能够精确而优雅地描述自然界的基本法则。
The best investment strategy is one that is based on sound principles and executed with discipline.