知识只有在应用时才有用。

The greatest gift is the gift of life itself.

I believe it's important to have a passion for what you do. If you don't have a passion, you won't have the energy to keep going when things get tough.

I love the man that can smile in trouble， that can gather strength from distress， and grow brave by reflection.

We don't inherit the earth from our ancestors; we borrow it from our children. This truth guides every decision we make.

"The essential support and encouragement comes from within, arising out of the mad notion that your society needs to know what only you can tell it."

Success is not about the money you make, it's about the difference you make in people's lives.