A poet is a painter of the invisible, a sculptor of the intangible.

The only service a friend can really render is to keep up your courage by holding up to you a mirror in which you can see a noble image of yourself.

A person who is too nice an observer of the business of the crowd, like one who is too curious in observing the labor of bees, will often be stung for his curiosity.

智慧是适应变化的能力。