Beauty is not an ornament; it is a necessity.
能源的未来在于传统化石能源与可再生能源的融合发展。
预测农业未来的最好方法就是创造未来。
"The principles of a free society are essential for human progress and prosperity."
If your goal does not have a schedule， it is a dream.
表演是探索人类状况和更好地理解他人的一种方式。