Don't give up on your dreams because of difficulties.

数学是人类精神最美丽和最强大的创造。

"The colony is the place where the project of a new humanity is to be tested, where the dream of a world without borders is to be realized, where the dream of a world without races is to be realized, where the dream of a world without nations is to be realized, where the dream of a world without classes is to be realized."

竞争战略就是要做到与众不同。要学会有意识地选择一系列不同的行动以创造独特的价值组合。