One thing I noticed is that he is too broad shouldered. That makes his head looks smaller than his body.
The next thing, his right eye is higher than his left.
Also, his nostrils don't look right.
As Flower~Child said, he needs some wrinkles or something in his shirt.
"All that is gold does not glitter, Not all those who wander are lost; The old that is strong does not wither, Deep roots are not reached by the frost." ~J. R. R. Tolkien, The Fellowship of the Ring
Don't say you don't have enough time. You have exactly the same number of hours per day that were given to Helen Keller, Pasteur, Michaelangelo, Mother Teresa, Leonardo da Vinci, Thomas Jefferson, and Albert Einstein. — H. Jackson Brown