Unrealistic Expectations

Individuals are born into this world unique, in their own ways. A person's characteristics are never made to be in the exact form as another, why?, you may ask. Well, how monotonous would societies be, if individuals pursued the same dreams, expressed ideas in the same way and followed the same path only leading to the same destination? How much would we honestly achieve in life, following in the shadows and tracing the footsteps of everyone in society?