"The greatest challenge of the day is: how to bring about a revolution of the heart, a revolution which has to start with each one of us."

"The greatest good you can do for another is not just to share your riches but to reveal to him his own."

"Truth has no special time of its own. Its hour is now, always."

"The purpose of human life is to serve, and to show compassion and the will to help others."

"The only way to be happy is to make others happy."