The reason that the invisible hand often seems invisible is that it is often not there.
阿根廷,以格瓦拉名言“直到最后的胜利”为名的关于格瓦拉生平的记传片在布宜诺斯艾利斯首映,4万人云集首都足球场,各国歌手纪念
Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.
You don't have to be perfect to be amazing.
The most important thing in communication is hearing what isn't said.
煤炭仍将是能源结构的一部分,但其角色必须为更清洁的未来重新定义。