Meditation is the art of cleaning your mirror from all the dust that the society, the religion, the educational system has poured on you, to take away everything that has not been born with you, to bring you to your absolute innocence as you were born as a child.
A thought is harmless unless we believe it. It’s not our thoughts, but our attachment to our thoughts, that causes suffering. Attaching to a thought means believing that it’s true, without inquiring. A belief is a thought that we’ve been attaching to, often for years.