Health is not a privilege of the rich, but a vulnerability of the poor.
健康不是富人的特权，却是穷人的脆弱点。
勇气是压力下的优雅。
Sustainability must be at the core of every stone we extract, or we extract nothing at all.
And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.
Memory is not storage, but the sculptural art of neural pathways.
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。