回顾历史，答案就在其中。

Looking at history again suggests an answer.

此时此刻回顾历史，似乎结局已定。

At this moment recalls the history appears to end has been fixed.

回顾历史，伟大的先哲们对“什么是幸福”的思考由来已久。

In history, the great sages had thought about "what happiness is" for a long time.

在这个无始无终的曲面环上投映湖南回顾历史与畅想未来的画面，寓意人类对未来的期盼和追求永不停歇。

In this picture surface, hunan review of the history and think about the future, the implied meaning of images of the human future anticipation and pursue never ceased.