"Humanity has experienced many revolutionary changes over the course of history: revolutions in agriculture, in science, industrial production, as well as numerous political revolutions. But these have all been limited to the external aspects of our individual and collective lives."

"A genuinely happy person is one who has rendered others happy."

"Ultimately, all human activities have as their goal the realization of happiness. Why, then, have we ended up producing the opposite result? Could the underlying cause be our failure to correctly understand the true nature of happiness?"

"Rather than turning away from the staggering scale and depth of misery caused by war, we must strive to develop our capacity to empathize and feel the sufferings of others."

"A great architect is not made by way of a brain nearly so much as he is made by way of a cultivated, enriched heart."

"Love seeks one thing only: the good of the one loved. It leaves all the other secondary effects to take care of themselves. Love, therefore, is its own reward."

"When men and woman die, as poets sung, his heart's the last part moves, her last, the tongue."

"The echoes of eternity remind us that the simplest acts of love resonate the loudest."