意指任何收获都需要付出相应的代价。

我不是诗人，我是空中飞人

Nothing just happens, it's all part of a plan.

The quality of an organization's transparency determines the quality of its credibility.

Quality is never an accident; it is always the result of intelligent effort.

对事物感到困惑的能力是所有创造的前提，无论是在艺术还是在科学领域。