Don't be too hard on yourself. It's actually a great likeness. I commend anyone who can get that "In artistic terms" a nose that defies every law of averages on the planet, and yet still remain possible by not spoiling such a beautiful face!
LOL - Sorry I was being sarcastic about his nose. It basically (given it's unsymmetrical proportions and 'pointy defined properties' should never be (by the law of averages and calculations be deemed pretty.....and yet it is!)
In laymans..I love your drawing