Job 11:12 KJV
For vain man would be wise, though man be born like a wild ass’s colt.
Job 11:12, King James Version
In context
11 For he knoweth vain men: he seeth wickedness also; will he not then consider it?
12 For vain man would be wise, though man be born like a wild ass’s colt.
13 If thou prepare thine heart, and stretch out thine hands toward him;