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The more one judges, the less one loves.

The path of revolution is not a path of roses.

Everybody counts or nobody counts.

The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.

真實世界是最抽象的東西。

當我們保護海洋生態系統時，我們最終是在保護人類的生計。

Quality is not a cost; it is an investment.

真相很少是純粹的，也從不簡單。