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There is no shortcut in science, only down-to-earth work.

The human soul needs actual beauty more than bread.

我們期望晚餐不是出自屠夫、啤酒商或面包師的仁慈，而是出自他們對(duì)自身利益的考慮。

"The challenge of acting is to live truthfully under imaginary circumstances."

孩子們需要故事來(lái)幫助他們應(yīng)對(duì)生活的復(fù)雜性。

To know good and evil is not enough； one must also do them.

行為由當(dāng)前刺激情境和過(guò)去的強(qiáng)化歷史決定。