你无法改变已经发生的事，所以专注于当下吧。

The greatest reward is knowing that my music has made a difference in someone’s life.

A director must be a policeman, a midwife, a psychoanalyst, a sycophant and a bastard.

Facing market changes, an enterprise must have the ability to respond quickly.

The difference between good and great lies in the details.

解读：不劳而获、投机取巧所得快乐转瞬即逝，唯有持续付出汗水与心血，攻克难题、实现目标，由此产生的快乐才扎实、长久，激励踏实奋斗。