All the world's...<br/><br/>Are there two ways of using this? <br/><br/>1) All the world <b>is</b> a stage. (here, it is a contraction).<br/><br/>2) His child gives him all the <b>world's</b> happiness (here, it is possessive usage meaning the entire world's happiness).<br/><!<del>Session data&gt;