我们不是从祖先那里继承地球；我们是从子孙那里借来的。这一原则指导着我们迈出的每一步。

The true value of a tree isn't in its board feet, but in its roots and reach.

I’m just a small kid from Akron, Ohio.

Profitability and responsibility must go hand in hand.

The only limits you have are the ones you set for yourself.

You don't have to understand life. You just have to live it.