Why Sachin Tendulkar is called Gentleman and a precious gem?

Sachin Tendulkar has been named Master Blaster, Little Master, Legend by whole of cricket world. Right from ICC, Legends like  Sir Don Bradman,  rival players everyone a huge fan  of  Sachin .

But apart from these, Sachin has been called a kind hearted guy and named Gentleman.

Why do we call  Indian Cricketer and  legend Sachin Tendulkar a Gentleman.

Well Here is a small example to it