If one only wished to be happy, this could be easily accomplished; but we wish to be happier than other people, and this is always difficult, for we believe others to be happier than they are.

Collaboration is key—governments, businesses, and communities must work together for sustainable forests.

有时候，最难的不是放手，而是学会重新开始。

Life is 10% what happens to you and 90% how you react to it.

High expectations are the key to everything.

写作是一种自由的形式。