Look before you leap

doɫdɐɾido dudɯɫqjʌ poqo ɡʌnnʌɾɐ dɒldɑːɹiduː duːdjuːldʒaɪɪəʊ bəʊɡəʊ dʒənniːəʊɹɑː

In Korean 돌다리도 두들겨 보고 건너라 (Dol-dari-do du-deul-gyeo bo-go geon-neo-ra)

This Korean proverb means 'Even a stone bridge, tap and cross,' emphasizing caution and thoroughness.