how to add single and double quotes in String

Example :

<script>
var name = "He It's very lucky";
var apple = "apple is 'tasty fruit'.";
var image = 'Rose image is very "beautiful".'; 

document.write(name + "<br>" + apple + "<br>" + image); 
</script>

Output:

Output :
  
       He It's very lucky
       apple is 'tasty fruit'.
       Rose image is very "beautiful".