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The earth's resources are finite, but human ingenuity is not.

Quality is not a department, it is a way of life.

Courage is grace under pressure.

The only sensible ends of literature are, first, the pleasurable toil of writing; second, the gratification of one's family and friends; and lastly, the solid cash.

經(jīng)濟(jì)增長和環(huán)境責(zé)任之間的平衡是我們這個(gè)時(shí)代的決定性挑戰(zhàn)。