“物质”不是唯一的事实标准：还存在心理事实，而且无法以任何的物质方式来解释、证明、或辩驳它。

Keep your face always toward the sunshine, and shadows will fall behind you.

I don't think about the past. The only thing that matters is the future.

Train people well enough so they can leave, treat them well enough so they don't want to.

道德的营养不良和精神的中毒对人的心灵的危害，正如身体的营养不良对于身体健康的危害一样。

Contentment is natural wealth，luxury is artificial poverty.

作家的秘密不是灵感——因为灵感从何而来永远是个谜——而是固执和耐力。

Batteries are not just devices; they are enablers of a cleaner future.