国际政治是一项残酷而危险的业务，期望国家按照道德原则行事是愚蠢的。
International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.
Always think long-term. Short-term gains can lead to long-term losses.
Collaboration across industries is key to solving the complex challenges of energy transition.
肮脏的小秘密是，你不必是个好人也能成为伟大的艺术家。
劳动的自然价格是使劳动者能够生存并延续其后代所必需的价格，既不增加也不减少。