The body forgets, but the soul remembers.

"The truth is rarely pure and never simple."

What you get by achieving your goals is not as important as what you become by achieving your goals. At your funeral people will not recall what you did； they will only remember how you made them feel.

The most dangerous thing is not failure, but complacency.

"Every book is a door to another world, waiting to be opened by the curious mind."

理解就是发明。