Robert Louis Stevenson - I Know Not How, But As I Count

I KNOW not how, but as I count <br />The beads of former years, <br />Old laughter catches in my throat <br />With the very feel of tears.<br /><br />Robert Louis Stevenson<br /><br />http://www.poemhunter.com/poem/i-know-not-how-but-as-i-count/