我认为我和吉姆值得称赞的主要原因是...选择了正确的问题并坚持研究它。
The anarchic nature of the international system compels states to prioritize their own survival above all else.
I'm not afraid to speak my mind because I know that's who I am.
I just want to make people happy.
石油和天然气领域的创新不是选择,而是可持续发展的必需。
我不会让消极情绪打倒我,我会超越它。