be two sides of the same coin

be two sides of the same coin

  also be different/opposite sides of the same coin
if two things are two sides of the same coin, they are very closely related although they seem different Violent behaviour and deep insecurity are often two sides of the same coin. Higher living standards and an increase in the general level of dissatisfaction are opposite sides of the same coin.
See split sides
See also: coin, of, same, side, two