You just learned how to create jQuery objects. Now take the next 25 minutes to research and experiment with the following methods, all of which you can call on jQuery objects. (And this is only the beginning, there are many more to be found)!
.text()
.html()
.attr()
.addClass()
.removeClass()
.toggleClass()
.css()
.remove()
.append()
.prepend()
.on()
.fadeIn()
.fadeOut()