真相往往隐藏在最小的细节中。

Success is not about the destination, but the journey.

林业的短期收益往往会导致地球的长期损失。

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.