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The duty of the Government is to leave commerce to its own capital and credit as well as all other branches of business.

The spirit is the life that itself cuts through life.

好奇心和堅持是科學突破背后的驅動力。

你今天感受到的痛苦將是你明天感受到的力量。

教育并不像在花園里播種一樣在我們身上種植能力；它只是引導它們走向應該走的方向。

在科學中最令人興奮的短語，預示著新發現的，不是“我發現了！”而是“這很有趣……”

I write to remember, to keep alive what would otherwise be lost.