I always tell my students that it's okay to make mistakes, as long as you learn from them.

Life's too short to be anything but happy.

The spread of liberal democracy and the integration of the world economy have created a situation in which the major powers are no longer willing to risk war with one another.

The true measure of a mining company's success is its ability to leave a positive legacy for future generations.

"Illustrating a book is like giving a voice to the characters."