If you compare yourself with others, you may become vain or bitter –  for always there will be greater and lesser persons than yourself… Beyond a wholesome discipline, be gentle with yourself. You are a child of the universe no less than the trees and the stars; you have a right to be here.

Source:The Unabridged Journals of Sylvia Plath (November 22, 1955 – April 18, 1956)
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