痛苦是暂时的。它可能持续一分钟、一小时、一天或一年，但最终它会消退，被其他东西取代。然而，如果我放弃，痛苦将永远持续。
Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.
健康的精神寓于健康的身体, 这话虽短，但却可完全阐释人生在世幸福之真谛。这二者兼备的人，夫复何求；欠缺其中任意一个的人, 与其他任何事上都难达完美（离更好总会差那么一点点）。人的幸福或痛苦, 大部分是源于自身造就。那些没有理智指引的人永远走不到正确的道路上；而那些身体孱弱的人永远无力抬升内在（的精神或灵魂）。
The mining industry has a responsibility to operate in a way that benefits both shareholders and communities.
我不愿意人家粗心大意地读我的书，因为在这些记忆记下来时，我承受了太多太多的悲伤。
I don't do things for the response or the controversy. I just live my life.
"Positive psychology is not about ignoring the negative, but about building the positive."