No man's knowledge here can go beyond his experience.

Every tree we plant today is an investment in a greener, healthier tomorrow.

Collaboration between governments, businesses, and scientists is key to protecting our oceans.

To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.

森林物种的多样性反映了商业思维所需的多样性。