The belief that all couples have a 50/50 chance of a lasting marriages is not one of the following the illusions mentioned in the text that create tension in marriages.
Any physical object that is in contact with another one can apply forces to that item. We refer to the force as tension if a line, chain, rope, or line is one of the things applying the force. Since ropes cannot effectively push, tension must be understood as a pulling force. When a rope is used to push, the rope loses the tension that enabled it to draw at first instance and becomes slack. Although it may seem obvious, individuals frequently depict the force of tension operating on an item in the opposite direction when drawing the forces that are acting on it.
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