手下留情

shǒu xià liú qíng

lit. start off leniently (idiom); please do not be too strict with me

Do not judge me too harshly.; Look favorably on my humble efforts.

手

shǒu

hand

下

xià

down

留

liú

to leave (a message etc)

情

qíng

(bound form) feelings; emotion; sentiment; passion