Дуракам закон не писан!

The line For fools rush in where angels fear to tread. was first written by Alexander Pope in his poem An Essay on Criticism. It has since been used as follows:

Fools rush in where angels fear to tread is a proverb that means inexperienced people jump into situations that wiser, more experienced people avoid.

It is used to introduce ideas which invoke surprise. The child is the father of the man. Fools rush in angels fear to tread.

A shortened version of the phrase "Fools rush in where angels fear to tread." Naturally, he sent us that angry email before learning all the facts. Fools rush in, after all.