The ultimate tragedy is not the oppression and cruelty by the bad people but the silence over that by the good people.
Collaboration is key—governments, businesses, and communities must work together for sustainable forests.
The best scientists are those who remain students forever.
I don’t think you can compare eras in tennis. Every era has its great players.
We don't inherit the earth from our ancestors; we borrow it from our children. This truth guides every decision we make.