The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they believe it will bring them strategic advantage.
世间万物，没有孤立存在的，必然有其对立面。
Safety must always come first, no matter the cost.
投资是一门终生学习的艺术，没有绝对的成功，只有不断追求的过程。
时间被认为只有一个维度，而空间有三个维度。