教育的本质意味着：一棵树摇动另一棵树，一朵云推动另一朵云，一个灵魂唤醒另一个灵魂。

In mathematics, the journey from confusion to clarity is the most rewarding experience.

"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, where the dream of a world without genders is to be realized, where the dream of a world without religions is to be realized, where the dream of a world without money is to be realized."

世界的整个问题在于愚蠢的人和狂热分子总是对自己如此确定，而聪明的人则充满疑虑。

价格合理的伟大企业胜过价格便宜的好企业。