我不完美，但我永远是我自己。

The city is the greatest invention of mankind.

译文：结交朋友要始终如一，不要因为地位升降就中途分手。赏析：我们要结交知心朋友，不管我们的身份如何改变，对待朋友的态度都要矢志不渝。不能因为自己的名位高和钱财多就疏远朋友。

"The mind is everything. What you think you become."

The truth about the world, he said, is that anything is possible. Had you not seen it all from birth and thereby bled it of its strangeness it would appear to you for what it is, a hat trick in a medicine show, a fevered dream, a trance bepopulate with chimeras having neither analogue nor precedent, an itinerant carnival, a migratory tentshow whose ultimate destination after many a pitch in many a mudded field is unspeakable and calamitous beyond reckoning.

激励措施的微小变化可以导致行为的巨大变化。