符号是仪式的最小单位，仍然保留了仪式行为的特定属性。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
I'm not a person who likes to be in the middle.
煤炭的未来不在于过去，而在于创新和可持续性。
I’m not afraid of failure. I’m afraid of not trying.
The only way to do great work is to love what you do.