Will you guard your heart against rejection， or will you act when you fall in love？
Innovation in mining technology is essential to meet the world's energy demands.
The world is my country, all mankind are my brethren, and to do good is my religion.
经济学方法为理解所有人类行为提供了一个有价值的统一框架。
Collaboration across borders and industries is the key to solving the energy challenges of our time.
跨越国界和行业的合作是解决我们这个时代能源挑战的关键。