We'd like you to accept this gift in payment for your kindness.
谨以薄礼答谢厚爱，敬请笑纳。
Such kindness restores your faith in human nature.
这样的善心使人又一次感到人性善良。
His kindness did not go unnoticed by his staff.
他的`厚道员工了然于心。
The flowers were a small acknowledgement of your kindness.
这些花聊表谢意，感谢你的好心帮助。