Article 3, section 1 has no bearing on the actions of the individual. Notice that the language that targets institutions and governments.
The preamble speaks only of the environment that a child should be placed in. If it is necessary that both parents work 120 hours per week to provide such an environment for their children, then that is behavior that is supported by that Convention.
The preamble speaks only of the environment that a child should be placed in. If it is necessary that both parents work 120 hours per week to provide such an environment for their children, then that is behavior that is supported by that Convention.