言为心声

one's words reflect one's thinking (idiom)

words / speech / to say / to talk

as (in the capacity of) / to take sth as / to act as / to serve as / to behave as / to become / to be / to do / by (in the passive voice)

because of / for / to

variant of 為|为[wei2] / as (i.e. in the capacity of) / to take sth as / to act as / to serve as / to behave as / to become / to be / to do

variant of 為|为[wei4]

variant of 為|为[wei2]

heart / mind / intention / center / core / CL:顆|颗[ke1],個|个[ge4]

thoughts / feelings / aspirations / heartfelt wishes / inner voice

sound / voice / tone / noise / reputation / classifier for sounds