确保和平的最佳方式是维持主要国家之间的权力平衡。

Believe in yourself and all that you are.

Innovation is the lifeblood of the petroleum and chemical industry. Only by continuous technological breakthroughs can we achieve sustainable development.

If you want to be given everything, give everything up.

没有人值得你流泪，值得让你这么做的人不会让你哭泣。