廉价海鲜的真正代价由海洋承担。
The competent programmer is fully aware of the strictly limited size of his own skull; therefore he approaches the programming task in full humility, and among other things he avoids clever tricks like the plague.
I have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection.  
The invention of the cotton gin was the result of necessity and observation.
Little else is requisite to carry a state to the highest degree of opulence from the lowest barbarism but peace, easy taxes, and a tolerable administration of justice.