호랑이도 제 말 하면 온다
Speak of the devil (and he will appear).
개구리 올챙이 적 생각 못 한다
One must remember what it was like to be less experienced.
소 잃고 외양간 고친다
It is useless to take precautions after the crises has already happened.
고래 싸움에 새우 등 터진다
Innocent people are injured during the conflicts of the powerful.
세 살 버릇 여든까지 간다
Bad habits die hard as the boy so the man.
믿는 도끼에 발등 찍힌다
Trust is the mother of treason.
원숭이도 나무에서 떨어질 때가 있다
Everyone makes a mistake at one time or another.
젊어서 고생은 사서도 한다
Early training means more than late learning.
천 리 길도 한 걸음부터
A journey of a thousand miles must begin with the first step.
시작이 반이다
Starting is half the job.
입이 가볍다
to be loose-lipped
입이 무겁다
to be tight-lipped
입이 짧다
to have a small appetite
눈이 높다
to be choosy (not easily satisfied)
귀가 얇다
easily swayed by what others say
발이 넓다
to have wide (many) acquaintances
