Why Capricorn is unfaithful?

Slowly but surely, the Capricorn plans his future and his relations.
He is quite objective and is not easily carried away by impulses without control.
When it comes to a relationship he seeks stability and security, but it is also true that it is a sensual sign that requires passion and can reach very coldly calculate how to keep a wife and a mistress at the same time.
Capricorn will always consider the consequences of his actions.
Tip: Feed his fiery sensuality.

What is the most unfaithful zodiac sign?