Thought is a bird in the sky. In the cage of language, it can spread its wings, but it cannot fly. Lebanese poet, writer and painter Ji Bolun.

What is our life? It is just the infinite flight of facts or events with wings. Emerson, American writer

Enthusiasm and trust in people, figuratively speaking, are the air that caresses and gentle wings fly. Soviet educator Suhomlinski

Real hope is as fast as a swallow; With hope, kings can become gods and civilians can become kings. Richard III by Shakespeare, an English Renaissance playwright and poet.

We always want to fly over something, but the soul can't fly. We must have the courage and strength to move granite. Chai Jing, the host and reporter of CCTV program "Only Soul Can't Fly"

Pink, she flies in midair, like a petal with dew. She is a butterfly, and she was born dazzling. The famous saying about flying, formerly known as Li Dian, is a young woman writer in China.

Without air, no matter how perfect a bird's wings are, it will never fly high. The fact is the air of scientists. Russian physiologist Pavlov