The metaphor in the sentence emphasizes absence. As one is absent in a relationship, you'll miss them. You would crave the thought of being with them again. Although, be away from them for too long, the love would extinguish itself as you grow apart.
Many children and minors in general watch Tv netflix etc. Those scenes could have a tremendous impact on them. Cutting off such scenes is higly advisable not only for their safety but also for their psychological well-being.
The main form of discrimination in Of Mice and Men we see is discrimination against the mentally disabled. This is portrayed through Lennie's character as we see him getting treated different than others and misunderstood. We also see racial discrimination through Crooks, a black man. Sexism is also a prominent form of discrimination that we see through Candy's wife. We see discrimination against women even just through the way Candy's wife isn't given a name of her own, as if she's just an extension of her husband. Following back to the discrimination against mentally disabled, the outcome of the story is greatly impacted by this. In the end, George has to kill Lennie because Lennie doesn't understand his own strength, and accidentally kills Curley's wife.