作家是玩弄他母亲身体的人。

The laws of physics produce complex structures, and in at least one case, a complex structure produces the laws of physics.

The price of success is hard work, dedication to the job at hand, and the determination that whether we win or lose, we have applied the best of ourselves to the task at hand.

"Silence can be the most powerful form of communication."

解释：既要追悔以往的过失，也要预防将来可能发生的错误。