Who is Hans Meyrick from Daniel Deronda and what is their importance?

Hans Meyrick is one of Daniel's classmates. Unable to study on his own because of an injury to his eyes, Daniel helps Hans study for a vital test, ensuring that Hans is able to go on with his studies. Unfortunately, Daniel fails his own test because he hasn't studied enough. Hans is described as a happy person, who is rarely serious, and who is loved dearly by his mother and sisters.