Members of the Religious Society of Friends (Quakers) practice the Testimony of Simplicity, which involves simplifying one's life to focus on what is important and disregard or avoid what is least important.
Anggota Religious Society of Friends (Quakers) mempraktikkan Testimoni Kesederhanaan yang menyederhanakan hidup seseorang untuk memfokuskan diripada hal-hal yang paling penting dan mengabaikan atau menghindari hal-hal yang kurang penting.