The notion of truth is not definable in any formal system that is strong enough to include arithmetic.
真理的概念在任何足够强大以包含算术的形式系统中都是不可定义的。
建筑业必须进化,否则就有被淘汰的风险。
What you are you do not see,what you see is your shadow,
I'm not going to be perfect, but I'm going to be me.
The best fruits come from the best practices and the most dedicated people.