Diffidence, Dutch proverb

Acht is meer dan duizend.

Idiomatic translation: Diffidence is the right eye of prudence.
Meaning: When forming a belief be doubtful; no one is always right after all.

- Dutch proverb

Strauss, Emanuel (1994). Dictionary of European proverbs (Volume 2 ed.). Routledge. p. 701. ISBN 0415096243.

조심스러움은 신중함의 오른쪽 눈이다.

- 네덜란드 속담

http://en.wikiquote.org/wiki/Dutch_proverbs