leaves without figs(Great promises and small performances.)

dead trees and cold ashes(complete apathy)

Bear in mind forever

help somebody make up for his deficiencies

Key to a button

Killing the wounded

exactly

a hermit

Sincere words

Guo Guo Ji Ji

watch somebody's look

Withered trees and rotten stumps

Watch sb.'s look

timid and overcautious

Kong Xi is not well.

Lose heart

Extremely capable at

cannot distinguish colours due to a confused mind

Spare bones

to deceive and swindle across the board (idiom)