心静自然凉

Traditional (Taiwan): 心靜自然涼

xīnjìngránliáng ㄒㄧㄣ ㄐㄧㄥˋ ㄗˋ ㄖㄢˊ ㄌㄧㄤˊ

    • a calm heart keeps you cool (idiom)

Character by character

Sources