积极情绪不是微不足道的奢侈品，而是最佳功能的关键必需品。

I love man as my fellow; but his scepter, real, or usurped, extends not to me, unless the reason of an individual demands my homage.

In teaching history， there should be extensive discussion of personalities who benefited mankind through independence of character and judgement.

Generally speaking, envy, resentment, and self-pity are disastrous modes of thoughts.Self-pity gets fairly close to paranoia, and paranoia is one of the very hardest things to reverse.

——斯图尔特讽刺移民执法政策的荒谬转向。