“The most profound joy has more of gravity than of gaiety in it.”

“Days of gaiety – rays of deity. Infinite joy – eternal boy.”

“If you have a dog, you will most likely outlive it; to get a dog is to open yourself to profound joy and, prospectively, to equally profound sadness.”

“None will ever be a true Parisian who has not learned to wear a mask of gaiety over his sorrows and one of sadness, boredom, or indifference over his inward joy.”

“One's thoughts are one's most crucial adventures. Seriously and strongly and intently to contemplate doing murder is everyway more exciting, more romantic, more profoundly tragic than the murder done.”

“Ender understood more than she said. Manipulation of gravity was one thing; deception by the officers was another; but the most important message was this: the adults are the enemy, not the other armies. They do not tell us the truth.”