By asking a novel question that you don't know the answer to, you discover whether you can formulate a way of finding the answer, and you stretch your own mind, and very often you learn something new.
“Old friends pass away, new friends appear. It is just like the days. An old day passes, a new day arrives. The important thing is to make it meaningful: a meaningful friend - or a meaningful day.”
“That's the joy of art - it should be dangerous and challenging but it's just art - it's safe.”