我唯一的竞争对手是我自己。

大国总是在寻找机会以牺牲对手为代价来获得权力，如果他们认为使用武力会带来战略优势，他们就会使用武力。

The worst of all deceptions is self-deception.

The key to successful investing is to have a clear understanding of the market, the risks involved, a disciplined approach, a long-term perspective, a strong understanding of the fundamentals, a clear understanding of the risks and rewards, and a strong understanding of the market psychology.